This app works with any piano and Detects the notes you are playing!
Easy Piano is FREE and available in the App Store and works with iPad and iPhone. Tweet
MusicTeacher2000 - Teacher - I think anyone with young kids should try this app..ps..you need a real electronic keyboard.
Chopin101 - Easy piano - Awesome app! Fun, easy to use and learn, and keeps kids entertained!
Bakezilla89 - Awesome! - So fun and easy! Kids love it!