{"product_id":"tetrahedron-pyramid-puzzle-4-piece-04429","title":"Tetrahedron Pyramid Puzzle 4-Piece – Hard Brain Teaser, Great Gift For Teachers, Students, Classrooms, Up to 400×450×370mm-15.7×17.7×14.6in","description":"\u003cp\u003eDescription\u003cbr\u003e\nDeceptively simple—seriously challenging.\u003cbr\u003e\nThis 4-piece Tetrahedron \/ Triangular Pyramid Puzzle looks minimal, but don’t be fooled: assembling the four precision-cut pieces into a perfect pyramid is a tough, highly satisfying spatial challenge. Great for display, coffee tables, offices, and puzzle lovers who enjoy elegant geometry with real bite.\u003c\/p\u003e\n\u003cp\u003eWhy you’ll love it\u003cbr\u003e\n4-piece design, tough solve: Accessible to learn, difficult to master—great replay value.\u003cbr\u003e\nStriking geometry: A clean, modern look that fits the ItemsByCL aesthetic.\u003cbr\u003e\nDisplay-worthy: Larger sizes make a bold statement on desks and shelves.\u003c\/p\u003e\n\u003cp\u003eSizes \u0026amp; dimensions\u003cbr\u003e\nComes in three sizes:\u003cbr\u003e\n**Small: 145 × 95 × 40 mm (5.7 × 3.7 × 1.6 in)\u003cbr\u003e\n**Regular (pieces): 215 × 125 × 60 mm (8.5 × 4.9 × 2.4 in)\u003cbr\u003e\nAssembled pyramid: 265 × 300 × 245 mm (10.4 × 11.8 × 9.6 in)\u003cbr\u003e\n**XLarge (pieces): 340 × 200 × 95 mm (13.4 × 7.9 × 3.7 in)\u003cbr\u003e\nAssembled pyramid: 400 × 450 × 370 mm (15.7 × 17.7 × 14.6 in)\u003cbr\u003e\nApprox. weight (XL): ~3 kg (~6.6 lb)\u003c\/p\u003e\n\u003cp\u003eNeed help choosing a size or looking for a custom footprint? Send us a quick message—we’re happy to help.\u003c\/p\u003e\n\u003cp\u003eWhat’s included\u003cbr\u003e\n1 × Tetrahedron \/ Triangular Pyramid Puzzle (4 pieces)\u003c\/p\u003e\n\u003cp\u003eHow to play\u003cbr\u003e\nMix the four pieces.\u003cbr\u003e\nAssemble them into a perfect triangular pyramid (tetrahedron)—no gaps or overlaps.\u003cbr\u003e\nTry timed solves or challenge friends for best time.\u003c\/p\u003e\n\u003cp\u003eWho it’s for\u003cbr\u003e\nAges: Recommended 10+ (small parts; difficulty level is high).\u003cbr\u003e\nPerfect for puzzle enthusiasts, STEM classrooms, design lovers, and office desk challenges.\u003c\/p\u003e\n\u003cp\u003eCare\u003cbr\u003e\nWipe gently with a soft, dry or slightly damp cloth. Avoid soaking and harsh cleaners.\u003c\/p\u003e\n\u003cp\u003eGifting\u003cbr\u003e\nAdd a gift note at checkout—we’ll include it at no extra cost.\u003c\/p\u003e\n\u003cp\u003eHow to order\u003cbr\u003e\nChoose Small, Regular, or XLarge.\u003cbr\u003e\nConfirm the size matches your space (see mm\/in above).\u003cbr\u003e\nSelect quantity and add to cart.\u003cbr\u003e\nFor color requests or sets, send us a message first.\u003c\/p\u003e","brand":"ItemsByCL","offers":[{"title":"XLarge (340x200)","offer_id":50989642875158,"sku":"3DPrintedPuzzle","price":90.0,"currency_code":"CAD","in_stock":true},{"title":"Regular (215x125mm)","offer_id":50989642907926,"sku":"3DPrintedPuzzle","price":44.25,"currency_code":"CAD","in_stock":true},{"title":"Small (145x95mm)","offer_id":50989642940694,"sku":"3DPrintedPuzzle","price":21.75,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/6486\/3766\/files\/il_fullxfull.7689714149_g0bq.jpg?v=1769401772","url":"https:\/\/itemsbycl.com\/products\/tetrahedron-pyramid-puzzle-4-piece-04429","provider":"ItemsByCL","version":"1.0","type":"link"}