Part of the Marble Rush collection Marble game helps kids explore and improve their STEAM (Science, Technology, Engineering, Art and Math) skills Suitable for children between four and eight years old 112-piece building set includes ramps, a see-saw track, and more pieces that combine to create three different courses, from beginner to advanced Corkscrew tumbler plays a musical light show to add fun to your marble races Requires two AA batteries Combine with other Marble Rush sets, available separately, to create an even bigger marble racing track