Guidecraft Roadway System: 42 Piece Set - Kids Educational Learning Playset For ages 2+, this 42 piece puzzle-like roadway set contains curves, intersections, long and short straight pieces Easily interlocks and disassembles for simple re-configuration Coordinates with a standard unit block set, Guidecraft Community buildings and Roadway essentials sets Material: Engineered wood with plywood veneer Educational Focus: Block play, social skills, dramatic play, construction, engineering