HABA Bathtub Ball Track - 6 Piece Play Set - Fosters Experimentation & Creativity for Ages 3 and Up Rolling down, and splish-splash! As soon as the tracks and paddle wheel are fixed the sparkling ball track fun can start: the ball quickly zips down the tracks, gives the paddle-wheel impetus and finally flops into the bathtub. Especially ingenious feature: little ball track masters can rearrange the single ball track pieces and those who want to, can just pour water onto the track with the ladle. Ball track pieces can be rearranged stimulating experimentation and fostering creativity. Suction cups provide easy attachment. Contents include: 3 tracks, 1 paddle wheel, 1 ladle and 1 ball. Each track measures 7.75" L x 3" W. Paddle whel measures 5.5" in diameter. Interchangeable construction with the Ball track Bathing bliss  Water course (301799) and other accessories (all sold separately) for even more thrilling ball track fun in the bathtub