This App contain following tests.
1- Skips & Steps
a- On keyboard
b- On staff
c- On staff & keyboard
2- Intervals
3- Harmonic & Melodic Intervals
4- Number of Half Steps
5- Spelling Game
6- Music Symbols
7- Note Duration
8- Rhythm: Adding it Up
9- Minor Pentatonic Scale
10- Major Scales
11- Circle of 5th
12- Ear Training