{"product_id":"creative-crafthouse-calibron-12-impossible-wood-packing-puzzle-made-in-usa-theodore-edisons-1933-design-faithfully-reproduced-fit-twelve-odd-rectangles-into-one-solid-block-rated-11-out-of-10-style-calibron-12","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 - style: Calibron 12","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\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","brand":"Creative Crafthouse","offers":[{"title":"Default Title","offer_id":50921415901436,"sku":"B00A7EZX74-style-calibron-12","price":68.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/3614\/8988\/files\/51Iray6Dd1L.jpg?v=1785937775","url":"https:\/\/questnory.us\/products\/creative-crafthouse-calibron-12-impossible-wood-packing-puzzle-made-in-usa-theodore-edisons-1933-design-faithfully-reproduced-fit-twelve-odd-rectangles-into-one-solid-block-rated-11-out-of-10-style-calibron-12","provider":"Questnory","version":"1.0","type":"link"}