{"product_id":"calvins-full-function-crazy-tetrahedron-center-locking","title":"Calvin's Full-Function Crazy Tetrahedron (Center-Locking)","description":"The Full-Function Crazy Tetrahedron is a 4 sided puzzle from Calvin. It has circles in the center of each face that do not turn with the face. If you like tricky puzzles, this one is right up your alley.","brand":"Calvin's Puzzle","offers":[{"title":"Black","offer_id":39903314116691,"sku":"12447_1_1","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0035\/5205\/1273\/products\/Calvin_s_20Full-Function_20Crazy_20Tetrahedron_20_Center-Locking.jpg?v=1651775634","url":"https:\/\/thecobicle.com\/en-be\/products\/calvins-full-function-crazy-tetrahedron-center-locking","provider":"TheCubicle","version":"1.0","type":"link"}