Get moving with the LeapBuilders Roads and Railways Vehicles. Build, create and learn with this interactive 14-piece vehicle-themed block set. Kids can build using the easy-to-hold building pieces and double-sided learning blocks that feature colors, objects and shapes. Insert the five double-sided learning blocks into the interactive Smart Star and it will respond with educational songs and encouraging phrases about colors and shapes that enhance building play with learning content. Build on the Smart Star cube to trigger sounds. Press the question button on the Smart Star to hear learning phrases and questions. The music button plays melodies and learning songs. Use learning blocks from other LeapBuilders sets in the interactive cube to unlock additional content. Get building with smart blocks for smart kids. Intended for ages 2+ years. Requires 2 AAA batteries. Batteries included for demo purposes only, new batteries recommended for regular use.