{"product_id":"guidecraft-unit-block-marble-run-40-pc-set","title":"Guidecraft Unit Block Marble Run - 40 Pc. Set","description":"Children 3 and up can begin early exploration of physics, STEM lessons and architectural design using the Unit Block Marble Run - 40 pc. set. Rubberwood blocks feature drops, bumps and routed paths that allow for multiple building opportunities. 10 double-sided concept cards provide building inspiration for different block arrangements as well as corresponding lessons related to physics theories. Set includes 4 starter acrylic marbles and 36 block pieces scaled to unit block proportions allowing for multiple run path possibilities.","brand":"Guidecraft","offers":[{"title":"Default Title","offer_id":49974966681877,"sku":"GCG2060","price":101.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/unitedsupplycorp.com\/products\/guidecraft-unit-block-marble-run-40-pc-set","provider":"United Supply Corp.","version":"1.0","type":"link"}