Flowkey - The easiest way to learn piano with your iPhone or iPad
Super Monkey Ball: Banana Splitz - Super Monkey Ball: Banana Splitz us an Arcade, Party, Platform-Puzzle and Single-player video game created by Marvelous AQL and published by Sega.
Yousician - Learn to play music at home, at your own pace
Hamsterball - Hamsterball is an Action, Puzzle-Platform and Single-player video game created by TikGames.
Melodics - Melodics is a desktop app that teaches you to play MIDI keyboards, pad controllers, and drums.
Switchball - Switchball is a 3D, Puzzle, Single and Multiplayer video game developed by Atomic Elbow and published by Sierra Online.