FREE on GOOGLE PLAY https://play.google.com/store/apps/details?id=com.happynote.staffandtrebleclef&hl=en A mini online INTERACTIVE tutorial to learn about G (treble) clef and the place of the music notes on the Staff.
http://www.happynote.com/en/free/music-note-cracker.html - A FREE game to teach you to recognize the different types of rests and the notes duration to which they correspond. Whenever the ball hits a rest, it cracks it open and a note of equivalent duration comes out. For instance, if the ball hits a half rest, a half note comes out. 4 levels, 4 speeds, Lives, Hi-Score, etc.
http://www.happynote.com/en/free/click-music-notes.html Click Music Notes HN - A learning mouse game with music notes. Kids must click on a note and turn it into animal. The speed of moving music notes can be set from 0 (immobile) to 100 (unplayable, even for parents!). It is also possible to play with all notes or only some. Right click, double click, score and Hi-Score.
http://www.happynote.com/en/sheet-music-treble-bass-clef.html to learn more and download the game - Used worldwide by children, adults and music schools, Sheet Music Treble Clef and Bass Clef HN is a fully customizable professional music game to learn to read music the fun way. It doesn't request any musical knowledge and can be very easy for complete beginners or very difficult for people looking for improve their reading skill.
http://www.happynote.com/en/free/tetris-game.html - A FREE tetris like game with lives and Hi-Score to learn to read music notes in Treble (G) Clef. 3 speeds, optional dynamite sticks and you can customize the background with your pictures or the free ones offer by Happy Note!
http://www.happynote.com/en/piano-game.html - Piano Keys HN is a FREE GAME to learn the keys names of a piano keyboard. The game let you choose the piano keys to play with: just the white keys, just the black keys or all keys together. For the black keys, it is possible to choose between the # (sharps) and the b (flats) or both # and b. An Hi Score rewards the best players !