{"product_id":"mindware-keva-contraptions-reactions-planks-building-toy-178-keva-building-planks-191-piece-set-free-form-wood-building-set-for-kids-to-create-their-own-ball-maze-ages-7-up","title":"MindWare KEVA Contraptions Reactions Planks Building Toy - 178 KEVA Building Planks (191 Piece Set) - Free-Form Wood Building Set for Kids to Create Their Own Ball Maze – Ages 7 \u0026 Up","description":"\u003cp\u003e[STEM Toys That Teach: These KEVA blocks help kids gain first-hand experience with balance leverage geometry and the principles of physics while fostering an interest in architecture and design Create Chain Reactions: Use the wooden building planks to build a marble run full of tunnels ramps and other contraptions then see if your KEVA ball sets off chain reactions like knocking over a bowling pin or ringing a bell Unique Plank Building Block Set: This wood building set features traditional KEVA planks along with colored building planks and unique pieces to create one-of-a-kind KEVA ball run structures No Hassle: These premium KEVA STEM planks are precision-cut from beautiful wood to stack perfectly time after time no glue or connectors needed; simply unpack and build impressive KEVA structures KEVA Contraptions Reactions includes 178 wooden planks for building 8 dowels 2 reaction balls 1 bell 1 string 1 bowling pin 1 toy car and a 16-page illustrated idea book (Ages 7 and up)]\u003c\/p\u003e","brand":"Mimarta","offers":[{"title":"n\/a","offer_id":51752027914514,"sku":"B09J69CHVP","price":209.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/1941\/7106\/files\/9HQfAsXWXx0hYCua.webp?v=1764166194","url":"https:\/\/mimartaplus.com\/products\/mindware-keva-contraptions-reactions-planks-building-toy-178-keva-building-planks-191-piece-set-free-form-wood-building-set-for-kids-to-create-their-own-ball-maze-ages-7-up","provider":"Mimarta","version":"1.0","type":"link"}