{"product_id":"b00a7ezx74","title":"Creative Crafthouse Calibron 12 Impossible Wood Packing Puzzle, Made in USA | Theodore Edison's 1933 design, faithfully reproduced; fit twelve odd rectangles into one solid block, rated 11 out of 10","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eA wooden packing puzzle with a simple goal and a brutal solve: arrange all twelve solid wood pieces into one single square, no gaps and no overlaps. There is exactly one correct solution, and most who try never find it.\u003c\/li\u003e\n\u003cli\u003eDesigned by Theodore Edison in 1933, the youngest son of Thomas Edison and an MIT-trained physicist with more than eighty patents. Our family workshop faithfully reproduces his legendary design for serious solvers today.\u003c\/li\u003e\n\u003cli\u003eRated 11 out of 10 on our Impossible Series scale and built for experienced puzzlers, engineers, and collectors who want a real fight. Plan on days or weeks of attempts, and know some solvers never crack it.\u003c\/li\u003e\n\u003cli\u003eLaser-cut from ash, maple, walnut, and other fine woods, with deep engraved markings and a brief history burned into the frame. Made in our Hudson, Florida workshop as a solid, shelf-worthy heirloom, not a novelty.\u003c\/li\u003e\n\u003cli\u003eArrives unsolved with the answer included: the puzzle base, a wood cover, twelve pieces, and a printed instruction and solution sheet. A memorable gift for engineers, mathematicians, collectors, dads, and retirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CreativeCrafthouse","offers":[{"title":"Default Title","offer_id":53621442969879,"sku":"B00A7EZX74","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7009\/7175\/files\/91Ri8sARrsL._AC_SX679.jpg?v=1783256785","url":"https:\/\/brixtakids.com\/products\/b00a7ezx74","provider":"Brixta","version":"1.0","type":"link"}