Great value building set contains 1,313 K'NEX Rods and Connectors, 1 spring motor and a power pack motor. Two instruction books to build 80 models, including 8 dynamic motorized creations. Supports up to 12 students building simultaneously in teams of 2-3
KID K'NEX Rods, Connectors, and KID K'NEX Blocks can be used by children with varying manipulative skills. Builds 23 models from 1:1 correspondence cards or children can create their own models using the 225 parts. Enough pieces for 8 - 10 children.