MindWare KEVA Contraptions Reactions Planks Building Toy 178 KEVA Building Planks 191 Piece Set FreeForm Wood Building Set for Kids to Create Their Own Ball Maze Ages 7 Up

STEM Toys That Teach These KEVA blocks help kids gain firsthand 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 oneofakind KEVA ball run structures No Hassle These premium KEVA STEM planks are precisioncut 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 16page illustrated idea book Ages 7 and up