Clementoni Action And Reaction Musical Tracks Expansion Pack

Physics has never been so astonishing! A truly unique supplement kit with 5 special musical tracks to create circuits with a decidedly original effect! The musical tracks have special plates that, when struck by the ball along the route, play different notes like a real xylophone! Build your circuits and defy the laws of physics... your imagination is boundless and so is Action and Reaction! Small Parts Not Suitable for Children under 3 Years