{"product_id":"19-piece-japanese-crystal-interlocking-puzzle","title":"19 Piece Japanese Crystal - Interlocking Puzzle","description":"• Based on a historic 19th-century Japanese design\n\u003cbr\u003e• Magnificent and beguiling construction puzzle\n\u003cbr\u003e• One of the most rigorously challenging pieces in its category\n\u003cbr\u003e• Symmetrical, multifaceted celestial form\n\u003cbr\u003e• Composed of 19 non-identical interlocking pieces\n\u003cbr\u003e• Each piece is precisely cut to interlock perfectly\n\u003cbr\u003e• Solution begins by turning a single piece\n\u003cbr\u003e• Requires precise, sequential steps to unlock the crystal\n\u003cbr\u003e• High-level difficulty suited to serious puzzlers with extra time\n\u003cbr\u003e• Ideal for building focus, patience, and spatial reasoning\n\u003cbr\u003e• Once solved it becomes an attractive display piece for shelves or tables","brand":"Kubiya Games","offers":[{"title":"Default Title","offer_id":43240928575562,"sku":"KG5203","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/0519\/8922\/files\/japanese-crystal-wooden-mechanical-puzzle.jpg?v=1768613415","url":"https:\/\/easytot.com\/products\/19-piece-japanese-crystal-interlocking-puzzle","provider":"EasyTot","version":"1.0","type":"link"}