{"title":"20-40€","description":"\u003cp\u003ePuzzles from 20 to 40\u003cspan\u003e€\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"extremely-satisfying-fractal-jigsaw-puzzle","title":"Extremely satisfying Fractal Jigsaw puzzle","description":"\u003cp\u003eFractal Jigsaw is a confusing puzzle that has 11 unique fractal pieces. This makes them hard to distinguish and place. To make things more confusing, the board has no rotational symmetry, despite its symmetrical look. The puzzle has the fascinating property that pieces seem to disappear when placed. Watch the attached video. \u003cbr\u003e\u003cbr\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: HDF \u003cbr\u003eSize: 250mm x 235mm x 6mm (9.84in x 9.25in x 0.23in)\u003cbr\u003e\u003cbr\u003eWatch my video with the Fractal Jigsaw puzzle - \u003ca href=\"https:\/\/www.youtube.com\/shorts\/7ygeZ4M5aks\"\u003ehttps:\/\/www.youtube.com\/shorts\/7ygeZ4M5aks\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Light","offer_id":51089033101654,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true},{"title":"Dark","offer_id":51089033134422,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/bc9cf79e-il_fullxfull.6585720614_744j.jpg?v=1755618614"},{"product_id":"match-the-colors-of-disks-and-spinners-serendipitous-diskovery-puzzle","title":"Match the colors of disks and spinners. 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The one-way jumps of the tokens make it impossible to simply \"undo\" a wrong move. \u003cbr\u003e\u003cbr\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003e\u003cbr\u003eWatch my attempt to solve the Serendipitous Diskovery puzzle - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=ATTHDOnPmTI\"\u003ehttps:\/\/www.youtube.com\/watch?v=ATTHDOnPmTI\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089033199958,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/1dfa71db-il_fullxfull.6817468686_2vn0.jpg?v=1755618614"},{"product_id":"four-pawns-puzzle-capture-all-4-black-pawns","title":"Four Pawns puzzle. Capture all 4 black pawns.","description":"\u003cp\u003eThe Four Pawns puzzle was designed by Sherzod Khaydarbekov from Uzbekistan. 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All magnets must be engaged for the final shape to be stable.\u003c\/p\u003e\n\u003cp\u003eDesigner: Ichiro Kohno \u003cbr\u003eSize: 50mm x 25mm x 12,5mm\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089033658710,"sku":null,"price":21.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/258c9d3e-il_fullxfull.6695449822_h3qq.jpg?v=1755618613"},{"product_id":"calendar-puzzle-each-day-a-new-challenge","title":"Calendar puzzle - 7 years of daily puzzle.","description":"\u003cp data-start=\"147\" data-end=\"377\"\u003eA new challenge every single day — \u003cstrong data-start=\"182\" data-end=\"205\"\u003e365+ puzzles in one\u003c\/strong\u003e.\u003cbr data-start=\"206\" data-end=\"209\"\u003eFit all 10 pieces into the calendar tray so that \u003cstrong data-start=\"258\" data-end=\"290\"\u003etoday’s date remains visible\u003c\/strong\u003e.\u003cbr data-start=\"291\" data-end=\"294\"\u003eSolve it for your birthday, your anniversary, holidays… \u003cstrong data-start=\"350\" data-end=\"376\"\u003eevery date is possible\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"379\" data-end=\"434\"\u003eThe Calendar Puzzle includes \u003cstrong data-start=\"408\" data-end=\"433\"\u003etwo difficulty levels\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"436\" data-end=\"734\"\u003e\n\u003cli data-start=\"436\" data-end=\"581\"\u003e\n\u003cp data-start=\"438\" data-end=\"581\"\u003e\u003cstrong data-start=\"438\" data-end=\"449\"\u003eMedium:\u003c\/strong\u003e Place all 10 pieces into the tray, ignoring which side of the pieces faces up, leaving the \u003cstrong data-start=\"541\" data-end=\"568\"\u003eday, month, and weekday\u003c\/strong\u003e uncovered.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"582\" data-end=\"734\"\u003e\n\u003cp data-start=\"584\" data-end=\"734\"\u003e\u003cstrong data-start=\"584\" data-end=\"598\"\u003eDifficult:\u003c\/strong\u003e Place all pieces \u003cstrong data-start=\"616\" data-end=\"633\"\u003esolid-side up\u003c\/strong\u003e, which drastically reduces the number of valid assemblies — but still keeps \u003cstrong data-start=\"710\" data-end=\"733\"\u003eevery date solvable\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"736\" data-end=\"889\"\u003eA folding stand is built into the back, so once you complete the puzzle, you can display it vertically on a desk or shelf as a functional daily calendar.\u003c\/p\u003e\n\u003ch3 data-start=\"896\" data-end=\"911\"\u003e\u003cstrong data-start=\"900\" data-end=\"911\"\u003eDetails\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"912\" data-end=\"1153\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"912\" data-end=\"944\"\u003e\n\u003cp data-start=\"914\" data-end=\"944\"\u003e\u003cstrong data-start=\"914\" data-end=\"927\"\u003eDesigner:\u003c\/strong\u003e Dmitry Andreev\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"945\" data-end=\"976\"\u003e\n\u003cp data-start=\"947\" data-end=\"976\"\u003e\u003cstrong data-start=\"947\" data-end=\"956\"\u003eSize:\u003c\/strong\u003e 165 × 120 × 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"977\" data-end=\"1015\"\u003e\n\u003cp data-start=\"979\" data-end=\"1015\"\u003e\u003cstrong data-start=\"979\" data-end=\"994\"\u003eDifficulty:\u003c\/strong\u003e Medium \/ Difficult\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1016\" data-end=\"1123\"\u003e\n\u003cp data-start=\"1018\" data-end=\"1123\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1027\"\u003eGoal:\u003c\/strong\u003e Fit all pieces into the frame so that the correct \u003cstrong data-start=\"1078\" data-end=\"1105\"\u003eday, month, and weekday\u003c\/strong\u003e remain visible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Blue\/gray","offer_id":51089033724246,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Blue\/red","offer_id":51948541247830,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Black\/white","offer_id":51089033757014,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Black\/gray","offer_id":51089033789782,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Black\/black","offer_id":51089033822550,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Black\/red","offer_id":51089033855318,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/43fce013-il_fullxfull.6438654359_i0pd.jpg?v=1755618614"},{"product_id":"100-steps-rainbow-drawers-puzzle-designed-by-bram-cohen","title":"100+ steps Rainbow Drawers puzzle. Designed by Bram Cohen.","description":"\u003cp\u003eRainbow Drawers puzzle has 6 parts. It can be disassembled and assembled again as a 5, 4 or 3 piece version. Rainbow Drawers is an \"n-ary\" puzzle. This means that the number of moves increases exponentially with the number of pieces. If you combine two puzzles together you can make a harder version of the Rainbow Drawers puzzle with 12 pieces and 6000+ steps to solution.\u003c\/p\u003e\n\u003cp\u003eDesigner: Bram Cohen \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003eSize: 78mm x 78mm x 44mm (3.07in x 3.07in x 1.73in)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089033953622,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/65ce59e8-il_fullxfull.6200933325_idwn.jpg?v=1755618614"},{"product_id":"zigguchain-puzzle-designed-by-oskar-van-deventer","title":"Zigguchain puzzle designed by Oskar van Deventer","description":"\u003cp\u003eZigguchain is a binary puzzle, inspired by Bram Cohen's Ziggurat puzzle. The objective is to assemble all 6 identical rings into a chain so that all the cutouts are facing sideways. As the puzzle is binary, each additional ring takes about twice as many moves, so 64 moves for six rings. If 64 moves seem too easy too you, buy an expansion set and you'll have extra 6 parts to make a 12 piece puzzle with 4000+ moves. I hope you have enough patience for that. The Zigguchain is surprisingly much harder to solve than the Zigguflat puzzle even though the solve sequence is identical.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003e\u003cbr\u003eThe puzzle is sold disassembled. \u003cbr\u003e\u003cbr\u003eWatch my attempt to solve the Zigguchain puzzle - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=CZmnT6aA6M4\"\u003ehttps:\/\/www.youtube.com\/watch?v=CZmnT6aA6M4\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Zigguchain","offer_id":51089034150230,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true},{"title":"Expansion set","offer_id":51089034182998,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/9147c282-il_fullxfull.5779047129_a72v.jpg?v=1755618613"},{"product_id":"black-knight-puzzle-a-fun-mix-of-chess-and-puzzle","title":"Black Knight puzzle. A fun mix of chess and puzzle.","description":"\u003cp\u003eThe Black Knight puzzle was designed by Sherzod Khaydarbekov from Uzbekistan. The puzzle has 13 chess pieces: 5 knights, 4 rooks and 4 bishops. The goal of the puzzle is to get the black knight to the black square using standard chess moves. The puzzle is made from a combination of 3d printed and laser cut parts.\u003c\/p\u003e\n\u003cp\u003eDesigner: Sherzod Khaydarbekov \u003cbr\u003eMaterial: 3D printed PLA, laser cut HDF \u003cbr\u003eSize: 130mm x 70mm x 45mm (5.11in x 2.75in x 1.77in)\u003c\/p\u003e\n\u003cp\u003eColors may vary. \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034248534,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/f2572686-il_fullxfull.5979478213_aw2a.jpg?v=1755618619"},{"product_id":"quinta-cuboids-fit-5-parts-inside-the-box","title":"Quinta Cuboids. Fit 5 parts inside the box.","description":"\u003cp\u003eWith Quinta Cuboïds we try to simplify matters by using five identical blocks. The complication is the box: it has a rectangular hole in the corner of the top so the blocks can enter in just one orientation. Puzzlers are challenged to pack all blocks in the box. There is just one solution and rotations are required.\u003c\/p\u003e\n\u003cp\u003eDesigner: Theo Geerinck, Symen Hovinga \u003cbr\u003eSize: 53mm x 60 x 68mm (2.08x2.36x2.67inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034281302,"sku":null,"price":26.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/2c78910f-il_fullxfull.7013930541_fwkb.jpg?v=1755618619"},{"product_id":"sandbox-fit-all-parts-inside","title":"Sandbox. Fit all parts inside.","description":"\u003cp\u003eTo combat the slipperiness special boxes for sand or salt are often placed along slippery slopes, such as bridges in winter. We used such a box for a new packing problem. The goal is to pack the four polycubes in the box and shut the lid. Only the ingenious puzzlers will succeed and the others end at the bottom of the slippery slope.\u003c\/p\u003e\n\u003cp\u003eDesigner: Theo Geerinck, Symen Hovinga \u003cbr\u003eSize: 53mm x 53 x 53mm (2.08x2.08x2.08inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034314070,"sku":null,"price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/0746265d-il_fullxfull.7004679661_5233.jpg?v=1755618619"},{"product_id":"bolted-soma-designed-by-oskar-van-deventer","title":"Bolted Soma designed by Oskar van Deventer","description":"\u003cp\u003eBolted Soma is a puzzle challenge for which you do not need the physical puzzle object.\u003c\/p\u003e\n\u003cp\u003e-Go and sit at a comfortable place. \u003cbr\u003e-Read this message in full. \u003cbr\u003e-Close your eyes. \u003cbr\u003e-Solve the puzzle, without opening you eyes. \u003cbr\u003e\u003cbr\u003eBolted Soma has the regular seven Soma pieces, and nine bolts that are three units long. The Soma pieces have threaded holes through all cubies in all directions. The goal is to assemble the Soma Cube and insert all nine bolts. However, there is a special requirement: one can separate the Bolted Soma in two parts without unscrewing any bolts. Did you succeed? How long did it take you?\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eSize: 60mm x 60 x 60mm (2.26x2.26x2.26inch)\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=_oNxyJxi7i0\"\u003ehttps:\/\/www.youtube.com\/watch?v=_oNxyJxi7i0\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034412374,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/665c8c3f-il_fullxfull.6986278613_ri2h.jpg?v=1755618618"},{"product_id":"the-assassin-puzzle-capture-the-black-queen-with-the-white-knight","title":"The Assassin puzzle. Capture the Black Queen with the White Knight.","description":"\u003cp\u003eThe Assassin puzzle was designed by Sherzod Khaydarbekov from Uzbekistan. The puzzle has 14 chess pieces: 1 queen, 1 knight, 4 rooks, 4 pawns and 4 bishops. The goal of the puzzle is to capture the black queen with the white knight using standard chess moves. The puzzle is made from a combination of 3d printed and laser cut parts.\u003c\/p\u003e\n\u003cp\u003eDesigner: Sherzod Khaydarbekov \u003cbr\u003eMaterial: 3D printed PLA, laser cut HDF \u003cbr\u003eSize: 110mm x 90mm x 45mm (4.33in x 3.54in x 1.77in)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034379606,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/bcc001f6-il_fullxfull.6655733977_qcvg.jpg?v=1755618624"},{"product_id":"knight-and-rook-chess-based-puzzle","title":"Knight and Rook. Chess based puzzle.","description":"\u003cp\u003eKnight and Rook puzzle was designed by Sherzod Khaydarbekov from Uzbekistan. 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Once a few pieces are in, the movement of the lid is severely limited. We found two solutions.\u003c\/p\u003e\n\u003cp\u003eDesigner: Theo Geerinck, Symen Hovinga \u003cbr\u003eSize: 69mm x 56 x 38mm (2.71x2.2x1.49inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034608982,"sku":null,"price":29.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/2ccb7c4a-il_fullxfull.7111641493_6jid.jpg?v=1755618620"},{"product_id":"soma-op-recept-new-take-on-a-classic-puzzle","title":"SOMA OP RECEPT - new take on a classic puzzle.","description":"\u003cp\u003e\u003cspan\u003eSOMA OP RECEPT\u003c\/span\u003e is an invention by Volker Latussek. The goal of the puzzle is to get the seven Soma pieces into their cage. However, the pieces have round pins that fit into holes in the pieces and the cage. Moreover, the lid prevents any pins from sticking out. Whereas there are many dozens of ways that the pieces could fit inside the cage, only one of those can actually be assemble. The roundness of the holes and pins is a red herring. No rotations are needed.\u003c\/p\u003e\n\u003cp\u003eDesigner: Dr. Volker Latussek and Oskar van Deventer \u003cbr\u003eSize: 60mm x 60 x 60mm (2.26x2.26x2.26inch)\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=97cs-v-g05s\"\u003ehttps:\/\/www.youtube.com\/watch?v=97cs-v-g05s\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034740054,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/825231d9-il_fullxfull.7052331134_n776.jpg?v=1755618619"},{"product_id":"soma-in-farmacia-is-much-harder-than-it-looks","title":"Soma in Farmacia is much harder than it looks.","description":"\u003cp\u003eSoma in Farmacia is an invention by Volker Latussek. The goal of the puzzle is to get the seven hollow Soma pieces into their cage. However, the cage has four pins that stick inward. Whereas there are 240x2x24=11520 ways that these seven pieces fit inside the cage, only one of those packings can be taken apart. This makes the puzzle quite challenging, also as some pieces need to move multiple steps to free other pieces.\u003c\/p\u003e\n\u003cp\u003eDesigner: Dr. Volker Latussek and Oskar van Deventer \u003cbr\u003eSize: 60mm x 60 x 60mm (2.26x2.26x2.26inch)\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=jP6ig2kKgUw\"\u003ehttps:\/\/www.youtube.com\/watch?v=jP6ig2kKgUw\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034707286,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/bac6d392-il_fullxfull.7100254415_45iy.jpg?v=1755618624"},{"product_id":"hazard-puzzle-how-hard-can-it-be-to-separate-3-pieces","title":"Hazard puzzle. How hard can it be to separate 3 pieces?","description":"\u003cp\u003eHazard puzzle was designed based on the Typhoon puzzle but with only 3 parts. The objective of the puzzle is to separate the three pieces. It might looks easy at a first glance, but the challenge is that this cannot be done one link at a time. Each piece is intertwined with the other two. Once the puzzle is disassembled the challenge isn't over yet. You have to put all parts back together.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA\u003cbr\u003e\u003cbr\u003eWatch how I solved the Hazard puzzle - \u003ca href=\"https:\/\/www.youtube.com\/shorts\/FdW-qADOKZY\"\u003ehttps:\/\/www.youtube.com\/shorts\/FdW-qADOKZY\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034838358,"sku":null,"price":24.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/502033c0-il_fullxfull.6794143268_coso.jpg?v=1755618621"},{"product_id":"the-sierpinski-burr-40-moves-to-fit-it-all","title":"The Sierpinski Burr - 40 Moves to Fit It All","description":"\u003cp\u003eSierpinski’s Burr is a variation on the traditional framed 6 piece burr, in which 2 opposing corners have been removed. The resulting shape is one I hope you find quite interesting! It adds a few extra moves to the puzzle, and also provides small windows through which possible moves can be deduced. At level 40, it may sound a bit daunting, but keeping track of the solve is manageable, without too many dead ends. I don’t think this one will be the hardest burr out there, but it should be a lot of fun to work out. Of course, the puzzle is named after the Sierpiński Triangle, which the triangular faces of the burr resemble. I hope people enjoy it!\u003c\/p\u003e\n\u003cp\u003eDesigner: Tyler Hudson \u003cbr\u003eSize: 60mm x 60 x 60mm (2.26x2.26x2.26inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034903894,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/f295092d-il_fullxfull.7111505097_sui5.jpg?v=1755618621"},{"product_id":"bolts-loop-a-puzzle-with-seriously-twisted-moves","title":"Bolts Loop – A Puzzle with Seriously Twisted Moves","description":"\u003cp\u003eDon’t let the simple look fool you. Bolts Loop is a 3D-printed mechanical puzzle with six bolts and one goal: get them all fully inserted in a continuous loop 🔁. Sounds easy? Think again. The movement is wild🤯 and deeply satisfying once cracked. Each bolt follows a bizarre, zigzagging path that will twist your brain into knots. Perfect for puzzle fans who love a real challenge and clever mechanics.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA\u003cbr\u003e\u003cbr\u003eWatch my attempt to solve the Bolts Loop puzzle - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=oR8DGAujeDg\"\u003ehttps:\/\/www.youtube.com\/watch?v=EHqqXBqckjs\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035002198,"sku":null,"price":26.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/b2241d6d-il_fullxfull.7057999035_578y.jpg?v=1755618619"},{"product_id":"soma-in-soma-double-trouble-puzzle","title":"Soma in Soma - double trouble puzzle.","description":"\u003cp\u003eSoma in Soma are two seven piece Soma puzzles, nested into each other. The outer puzzle has seven hollow Soma pieces. The inner puzzle has seven solid Soma pieces that fit into the holes of the hollow Soma pieces. Some of the beams of the hollow Soma pieces were cut, so the solid Soma pieces can slide into them. This makes it an interlocking puzzle. The puzzle is very hard to solve. Only two of the 530 841 600 assemblies can actually be taken apart. Moreover, those two assemblies are almost identical, with the inner V and inner T pieces swapped.\u003c\/p\u003e\n\u003cp\u003eMore about the puzzle in Oskar's video: https:\/\/www.youtube.com\/watch?v=SMi0CmcFr7U\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eSize: 60mm x 60 x 60mm (2.26x2.26x2.26inch)\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=SMi0CmcFr7U\"\u003ehttps:\/\/www.youtube.com\/watch?v=SMi0CmcFr7U\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034936662,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/710b6f34-il_fullxfull.6965804983_fuxa.jpg?v=1755618618"},{"product_id":"swinging-lid-tray-puzzle-fit-all-parts-inside","title":"Swinging Lid Tray puzzle. Fit all parts inside.","description":"\u003cp\u003eSwinging Lid Tray is a two-dimensional member in our family of dynamic space packing puzzles. The goal is to pack six pieces in the box through a swinging lid in one of the sides of the 5x5-tray. As pieces enter the tray, movement of the lid will increasingly become obstructed. Finding the right order is vital. \u003c\/p\u003e\n\u003cp\u003eDesigner: Theo Geerinck, Symen Hovinga \u003cbr\u003eSize: 90mm x 90 x 14mm (3.54x3.54x0.55inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089034969430,"sku":null,"price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/3d30c83f-il_fullxfull.6956684094_ar3x.jpg?v=1755618624"},{"product_id":"sixt-puzzle-put-all-6-parts-inside-the-box","title":"SIXT puzzle. Put all 6 parts inside the box.","description":"\u003cp\u003eHow hard can it be to put 6 parts inside the box? It can be almost impossible if the puzzle is designed by Dr. Volker Latussek. The SIXT puzzle has 6 unique pieces and the goal is to pack them into provided box so that no pieces will be sticking out. The puzzle was inspired by the 6T puzzle by Zenpuzzler.\u003c\/p\u003e\n\u003cp\u003eDesigner: Dr. Volker Latussek \u003cbr\u003eSize: 67x67x63mm (2.63x2.63x22.48inch)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035034966,"sku":null,"price":28.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/0f0b0501-il_fullxfull.6674198217_knz0.jpg?v=1755618619"},{"product_id":"pawn-queen-puzzle-get-the-pawn-to-the-red-square","title":"Pawn = Queen puzzle. Get the pawn to the red square.","description":"\u003cp\u003eThe Pawn=Queen puzzle was designed by Sherzod Khaydarbekov from Uzbekistan. The puzzle has 13 chess pieces: Pawn, 4 knights, 4 rooks and 4 bishops. The goal of the puzzle is to get the pawn to the red square using standard chess moves. Since the pawn can move only straight, you have to move it to the opposite side of the board and promote it to a queen. The puzzle is made from a combination of 3d printed and laser cut parts.\u003c\/p\u003e\n\u003cp\u003eDesigner: Sherzod Khaydarbekov \u003cbr\u003eMaterial: 3D printed PLA, laser cut HDF \u003cbr\u003eSize: 90mm x 90mm x 45mm (3.5in x 3.5in x 1.77in)\u003c\/p\u003e\n\u003cp\u003eColors may vary. \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035100502,"sku":null,"price":29.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/c8f57b48-il_fullxfull.5995059322_ccla.jpg?v=1755618619"},{"product_id":"oskar-key-puzzle-55-steps-to-solve","title":"Oskar Key puzzle. 55 steps to solve.","description":"\u003cp\u003eOskar Key was originally designed in 1987, based on an idea from 1984. This two-layer puzzle key was mass-produced in metal by the Japanese Hanayama toy company. It was the very first licensed design by Hanayama. Production has stopped a long time ago, and vintage samples are occasionally sold at Ebay for 1000 USD. To make the puzzle even more challenging than the original design Oskar added a third key in the middle. The goal of the puzzle is to remove all 3 keys from the frame. The puzzle is requires 55 steps to solve. A smaller frame for a 2 key puzzle will be added with your purchase. After removing 3 keys from the frame you can try to solve the original 2 keys version of the puzzle.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003eSize: 103mm x 63mm x 20mm (4.05in x 2.48in x 0.78in)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035362646,"sku":null,"price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/df3b59fe-il_fullxfull.5857003227_o84k.jpg?v=1755618619"},{"product_id":"quadro-puzzle-can-you-pack-all-6-parts-inside-the-box","title":"Quadro puzzle. Can you pack all 6 parts inside the box?","description":"\u003cp\u003eQuadro is a six piece packing puzzle designed by Yavuz Demirhan from Turkey. The goal of the puzzle is to fit all 6 identical parts inside the box. When you see the puzzle first time, it looks easy. But it is not as easy as you may think. You can easily put 5 parts inside but there will be one piece left that doesn't fit. Good luck finding the correct solution!\u003c\/p\u003e\n\u003cp\u003eDesigner: Yavuz Demirhan \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003eSize: 65mm x 50mm x 35mm (2.55in x 1.96in x 1.37in)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035493718,"sku":null,"price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/6c277289-il_fullxfull.6263016296_l4u8.jpg?v=1755618627"},{"product_id":"bolts-cube-8-pieces-one-cube-endless-struggle","title":"Bolts Cube – 8 Pieces, One Cube, Endless Struggle","description":"\u003cp\u003eDesigned by legendary puzzle creator Oskar van Deventer, this cleverly engineered challenge looks simple… until you try to solve it. Bolts Cube is made up of 8 uniquely shaped parts that must interlock to form a solid cube. Like its predecessor Bolts Loop, it features broken symmetry, smooth organic movement, and a satisfyingly frustrating assembly process. What makes it special? While the goal is straightforward — build a cube — the solution demands serious spatial thinking. The pieces only fit together in one exact configuration, and getting there is no small task. Even if you solve it once, rebuilding it is a whole new challenge. 🧩 \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned by Oskar van Deventer \u003cbr\u003e📐 Size: 60 x 60 x 60 mm \u003cbr\u003e⚖️ Weight: approx. 90 g \u003cbr\u003e⏱️ Solve time: 45 minutes and up \u003cbr\u003e🛠️ Difficulty: Moderate – requires solid 3D orientation skills \u003cbr\u003e🖐️ No force or tricks — just pure mechanical design \u003cbr\u003e📦 3D printed in high-quality PLA \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're a seasoned puzzler or just love clean, clever design, Bolts Cube will test your brain — and your patience — in all the right ways. \u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=M4xVaBqg-8U\u0026amp;pp=0gcJCbIJAYcqIYzv\"\u003ehttps:\/\/www.youtube.com\/watch?v=M4xVaBqg-8U\u0026amp;pp=0gcJCbIJAYcqIYzv\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035526486,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/46826937-il_fullxfull.7031953050_wkad.jpg?v=1755618622"},{"product_id":"soma-shaker-fit-all-parts-inside-the-frame","title":"SOMA SHAKER. Fit all parts inside the frame","description":"\u003cp\u003eSoma Shaker is an invention by Volker Latussek. It has a 3x3x3 cage that telescopes into a 3x3x4 cage. This telescoping action opens the hole such that the pieces can be removed. The goal of the puzzle is to put the seven Soma pieces back into the 3x3x4 cage into a cube, and then push the cage back to 3x3x3. The puzzle comes with a \"packing solution\" that fits inside the 3x3x4 cage, but without being able to close it to 3x3x3. The name of the puzzle refers to the looseness of the pieces when the cage is at 3x3x4, when one can shake all the Soma pieces up and down.\u003c\/p\u003e\n\u003cp\u003eDesigner: Dr. Volker Latussek, Oskar van Deventer \u003cbr\u003eSize: 68mm x 68 x 87mm (2.67x3.43inch)\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=rCbEcbINC-8\"\u003ehttps:\/\/www.youtube.com\/watch?v=rCbEcbINC-8\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035559254,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/bbbf9275-il_fullxfull.6878624622_ftcx.jpg?v=1755618624"},{"product_id":"web-4-difficult-8-piece-puzzle","title":"WEB 4 - difficult 8 piece puzzle.","description":"\u003cp\u003eWEB 4 is a difficult level puzzle with an unusual design. 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The goal of the puzzle is to get the 4 knight to the red squares using standard chess moves. The puzzle is made from a combination of 3d printed and laser cut parts.\u003c\/p\u003e\n\u003cp\u003eDesigner: Sherzod Khaydarbekov \u003cbr\u003eMaterial: 3D printed PLA, laser cut HDF \u003cbr\u003eSize: 130mm x 90mm x 45mm (5.11in x 3.54in x 1.77in)\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035854166,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/a4f0b179-il_fullxfull.6833300162_8a2i.jpg?v=1755618623"},{"product_id":"typhoon-puzzle-take-apart-and-put-back-together","title":"Typhoon puzzle. Take apart and put back together.","description":"\u003cp\u003eThe objective of the puzzle is to separate the four pieces. 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You have to put all parts back together.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=XssFf1u7nJU\u0026amp;t=206s\"\u003ehttps:\/\/www.youtube.com\/watch?v=XssFf1u7nJU\u0026amp;t=206s\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035919702,"sku":null,"price":28.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/cac4bd03-il_fullxfull.6842113627_jofd.jpg?v=1755618626"},{"product_id":"unstuck-gears-puzzle-make-all-gears-move-at-the-same-time","title":"Unstuck Gears puzzle. Make all gears move at the same time.","description":"\u003cp\u003eUnstuck Gears was designed in 1986, but first prototyped over 38 years later. The puzzle has ten geared pieces that need to be placed onto a base with ten pins. The goal is to place the pieces such that all pieces rotate when you turn one. If one places the pieces randomly, the gears get likely stuck, e.g. in a triangle. The puzzle is very hard to solve randomly. However, the puzzle becomes much easier with some systematic thinking.\u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA \u003cbr\u003eSize: 119mm x 83mm x 75mm\u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=Xp2iL5B5_Vo\"\u003ehttps:\/\/www.youtube.com\/watch?v=Xp2iL5B5_Vo\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089035952470,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/3663def7-il_fullxfull.7022071495_hlul.jpg?v=1755618628"},{"product_id":"twisted-cable-puzzle-take-it-apart-and-put-back-together","title":"Twisted Cable puzzle. Take it apart and put back together.","description":"\u003cp\u003eTwisted Cable is a put-together puzzle. It is a variation to the classic cable puzzle. That puzzle has a bunch of identical helical pieces of wire, twisted together into a hollow cable. The puzzle is now made harder by having non-identical pieces. Unlike the original, it is no longer possible to twist a single final piece in or out. \u003c\/p\u003e\n\u003cp\u003eDesigner: Oskar van Deventer \u003cbr\u003eMaterial: 3D printed PLA\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=uMeWDvZpc2c\"\u003e\u003c\/a\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=uMeWDvZpc2c\"\u003ehttps:\/\/www.youtube.com\/watch?v=uMeWDvZpc2c\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089036018006,"sku":null,"price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/7ece89c6-il_fullxfull.6611024643_nhry.jpg?v=1755618622"},{"product_id":"duck-stew-puzzle-put-all-ducklings-inside-the-pot","title":"DUCK STEW puzzle. 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You will quickly discover that it looks impossible to fit all 9 parts inside even though the pot looks big. \u003cbr\u003e\u003cbr\u003eDesigner: Dr. Volker Latussek\u003cbr\u003eSize: 75mm x 52mm (2.95x2.04inch) \u003cbr\u003e\u003cbr\u003eMore about the puzzle in Oskar's video - \u003ca href=\"https:\/\/www.youtube.com\/watch?v=WgnSgAwfY0M\"\u003ehttps:\/\/www.youtube.com\/watch?v=WgnSgAwfY0M\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":51089036050774,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/28810650-il_fullxfull.6756209799_4fa4.jpg?v=1755618623"},{"product_id":"unlawful-assembly-puzzle-put-all-5-parts-inside-the-frame","title":"Unlawful Assembly puzzle. Put all 5 parts inside the frame.","description":"\u003cp\u003eUnlawful Assembly puzzle was designed by Goh Pit Khiam from Singapore. 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Whether you’re a seasoned puzzler or a collector looking for something unique, Push-Pull will keep you engaged until you find the precise solution.\u003c\/p\u003e\n\u003cp data-start=\"775\" data-end=\"971\"\u003e🔹 \u003cstrong data-start=\"778\" data-end=\"787\"\u003eType:\u003c\/strong\u003e Packing puzzle with interactive mechanism\u003cbr data-start=\"829\" data-end=\"832\"\u003e🔹 \u003cstrong data-start=\"835\" data-end=\"844\"\u003eGoal:\u003c\/strong\u003e Fit all 5 pieces inside and close the doors\u003cbr data-start=\"888\" data-end=\"891\"\u003e🔹 \u003cstrong data-start=\"894\" data-end=\"909\"\u003eDifficulty:\u003c\/strong\u003e Challenging – requires careful planning and spatial insight\u003c\/p\u003e\n\u003cp data-start=\"775\" data-end=\"971\"\u003e🔹 \u003cstrong data-start=\"894\" data-end=\"909\"\u003eDesigner:\u003c\/strong\u003e Theo Geerinck and Symen Hovinga\u003c\/p\u003e\n\u003cp data-start=\"973\" data-end=\"1059\"\u003eA clever design that transforms a simple box into a mind-twisting mechanical puzzle.\u003cbr\u003e\u003cbr\u003eColors may vary.\u003c\/p\u003e","brand":"Puzzle guy store","offers":[{"title":"Default Title","offer_id":51279479538006,"sku":null,"price":24.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/Push-Pull-4.jpg?v=1757591226"},{"product_id":"tresora-de-penta","title":"TRESORA DE PENTA","description":"\u003cp data-start=\"162\" data-end=\"336\"\u003eCreated by Dr. Volker Latussek and Oskar van Deventer, this puzzle is a masterclass in packing design. The goal is clear: fit all 8 pentomino pieces inside the cage.\u003c\/p\u003e\n\u003cp data-start=\"338\" data-end=\"625\"\u003eAt first it looks simple — the box opens like a small treasure chest. But once the pentominoes are inside, they block the lid from closing. Although there are many ways the pieces could fit in the space, there is only \u003cstrong data-start=\"558\" data-end=\"585\"\u003eone precise arrangement\u003c\/strong\u003e that allows the box to shut properly.\u003c\/p\u003e\n\u003cp data-start=\"627\" data-end=\"743\"\u003eA clever and elegant challenge that combines the beauty of geometry with the frustration of a true packing puzzle.\u003c\/p\u003e\n\u003cp data-start=\"745\" data-end=\"835\"\u003e📐 Dimensions: 108 × 91 × 48 mm\u003cbr data-start=\"776\" data-end=\"779\"\u003e🎨 Designers: Dr. Volker Latussek \u0026amp; Oskar van Deventer\u003c\/p\u003e\n\u003cp data-start=\"837\" data-end=\"927\"\u003eA must-have for puzzle collectors who appreciate ingenious mechanisms and unique design.\u003c\/p\u003e\n\u003cp data-start=\"837\" data-end=\"927\"\u003eColors may vary.\u003c\/p\u003e","brand":"Puzzle guy store","offers":[{"title":"Default Title","offer_id":51334313705814,"sku":null,"price":29.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/TresoradePenta-2.jpg?v=1758053145"},{"product_id":"4-colored-pentomino","title":"4 Colored Pentomino","description":"\u003cp data-start=\"177\" data-end=\"309\"\u003eA colorful twist on the classic pentomino puzzle.\u003cbr data-start=\"226\" data-end=\"229\"\u003eThis version features \u003cstrong data-start=\"251\" data-end=\"276\"\u003etwo difficulty levels\u003c\/strong\u003e and several unique challenges:\u003c\/p\u003e\n\u003cul data-start=\"311\" data-end=\"418\"\u003e\n\u003cli data-start=\"311\" data-end=\"371\"\u003e\n\u003cp data-start=\"313\" data-end=\"371\"\u003e\u003cstrong data-start=\"313\" data-end=\"327\"\u003eHard mode:\u003c\/strong\u003e keep all pieces face-up without flipping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"372\" data-end=\"418\"\u003e\n\u003cp data-start=\"374\" data-end=\"418\"\u003e\u003cstrong data-start=\"374\" data-end=\"388\"\u003eEasy mode:\u003c\/strong\u003e flipping pieces is allowed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"420\" data-end=\"436\"\u003eChallenges\u003c\/h3\u003e\n\u003cp data-start=\"437\" data-end=\"523\"\u003ePlace all pieces inside the frame so that \u003cstrong\u003epieces of the same color follow the rules\u003c\/strong\u003e:\u003c\/p\u003e\n\u003col data-start=\"524\" data-end=\"761\"\u003e\n\u003cli data-start=\"524\" data-end=\"635\"\u003e\n\u003cp data-start=\"527\" data-end=\"635\"\u003e\u003cstrong data-start=\"527\" data-end=\"543\"\u003eDo not touch\u003c\/strong\u003e each other – not by side, not even by corner. \u003cem data-start=\"590\" data-end=\"633\"\u003e(1 hard \/ 3 easy \u003cem data-start=\"690\" data-end=\"710\"\u003esolutions\u003c\/em\u003e)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"636\" data-end=\"712\"\u003e\n\u003cp data-start=\"639\" data-end=\"712\"\u003e\u003cstrong data-start=\"639\" data-end=\"663\"\u003eDo not touch by side\u003c\/strong\u003e, but corners are allowed. \u003cem data-start=\"690\" data-end=\"710\"\u003e(1 hard \/ 19 easy solutions)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"713\" data-end=\"761\"\u003e\n\u003cp data-start=\"716\" data-end=\"761\"\u003e\u003cstrong data-start=\"716\" data-end=\"739\"\u003eMust touch by side.\u003c\/strong\u003e \u003cem data-start=\"740\" data-end=\"759\"\u003e(2 hard \/ 5 easy solutions)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"763\" data-end=\"899\"\u003e💡 \u003cstrong data-start=\"716\" data-end=\"736\"\u003eBonus challenge:\u003c\/strong\u003e Arrange the pieces so that when the \u003cstrong data-start=\"773\" data-end=\"790\"\u003elid is closed\u003c\/strong\u003e, the name \u003cem data-start=\"801\" data-end=\"824\"\u003e“4 Colored Pentomino”\u003c\/em\u003e is displayed in all four colors — two colors per line. At least one solution exists.\u003c\/p\u003e\n\u003cp data-start=\"901\" data-end=\"983\"\u003eIf you ignore the colors altogether, there are \u003cstrong data-start=\"948\" data-end=\"961\"\u003e67 (2339)\u003c\/strong\u003e possible solutions.\u003cbr\u003e\u003cbr\u003eOnce solved, the puzzle can be secured with a \u003cstrong data-start=\"1146\" data-end=\"1161\"\u003eclosing lid\u003c\/strong\u003e so the pieces won’t get lost. With its \u003cstrong data-start=\"1201\" data-end=\"1224\"\u003eperfect pocket size\u003c\/strong\u003e, it also makes an ideal \u003cstrong data-start=\"1249\" data-end=\"1269\"\u003etravel companion\u003c\/strong\u003e.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"985\" data-end=\"1019\"\u003e\u003cstrong data-start=\"985\" data-end=\"1000\"\u003eDimensions:\u003c\/strong\u003e 117 × 93 × 10 mm\u003cbr\u003e\u003cstrong\u003eDesigned by Dmitry Andreev\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003eWatch Dmitry's video about the 4 Colored Pentomino puzzle - \u003cbr\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=E1hChd6s3rw\"\u003ehttps:\/\/www.youtube.com\/watch?v=E1hChd6s3rw\u003c\/a\u003e\u003c\/p\u003e","brand":"Puzzle guy store","offers":[{"title":"Default Title","offer_id":51392160858454,"sku":null,"price":21.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/0127\/4966\/files\/4coloredPentomino-1.jpg?v=1758630654"}],"url":"https:\/\/puzzleguy.store\/collections\/20-40.oembed?page=4","provider":"Puzzle Guy Store","version":"1.0","type":"link"}