HABA Drum - Marble Ball track Accessory (Made in Germany) Just what your marble track has been missing, the HABA Wooden Drum Track allows marbles to run off your custom track and bounce and whirl in the musical wooden drum. Set includes 1 drum, 1 track, 2 supporting columns, 4 supporting blocks, and 12 glass marbles. Great for developing hand-eye coordination and encouraging the imagination, kids love building and playing with interactive marble tracks. Made from solid beech wood that comes from sustainable forestry in Germany. A perfect addition to your existing HABA marble ball track set. Compatible with all HABA marble ball track sets and accessories as well as all HABA building block sets. Recommended for beginner to advanced builders ages 3 to 10.