- Promotes social play and interaction
- Powered by humans -- no batteries required!
- Volume knob, upgradeable USB stick and playback selector controls inside tamper-proof housing.
Powered by human energy to power a child's imagination, Music Ball features a handle that generates music and sound as children turn it. Inside the tamper-proof housing is a USB stick with all the music. Use the included collection of music, or change the .mp3 file on the stick to create a custom play experience.