Classroom Wedgits Building Set welcomes young engineers and builders to the wonderful world of creative construction playtime. This manipulative Wedgits building toy offers creative challenge to the aspiring young engineers and scientists in your family. The open ended design of the Classroom Wedgits Building Set stimulates children's perception and reasoning skills as they experience different ways to stack, nest and align these rhombus and octahedron shaped toys. Kids can actually build a jumping frog through interlocking and levering of their Classroom Wedgits Building Set. The Classroom Wedgits Building Set has a total of 90 blocks, two storage racks, design cards and a design poster that opens up the opportunity to build larger, more challenging designs.Ages 5 and up.By Imagability