Happy Note! Notes in Space is an arcade game designed exclusively for education, with anyone in mind, of all ages. The principle objective is to learn different musical conmcepts related to notes. Note duration, whole notes, half notes and quarter notes ... everything you can learn while you have fun playing with Happy Note! Notes in Space.When you start the game you+ll see you are in space, shooting at musical notes. When you reach a whole note itmdivides into half notes, and when you reach a half note, it divides into quarters. You can also gain extra points and lives shooting at other objects like comets, or avoiding meteor showers. Happy Note! Notes in Space has three difficulty levels: novice, advanced and expert.