Below are some app and website recommendations for you to use at home.
Garage Band - NOW FREE! (ios only)
Note Name Smash ($0.99)
Blob Chorus ($0.99)
Music Sparkle ($2.99, there is a free one too)
Flashnote Derby ($4.99)
Staff Wars ($0.99)
NoteName Match Game
Toca Band ($3.99)
SketchASong
Monkey Drum
Falling Stars
Rhythm Cat (free - $4.99 version)
NoteWorks ($4.99, there is a free version too)
Fingertip Maestro
Epic Orchestra
Doodle Sounds
Drop Dots
Violinist
Incredibox