reverse memory

At normal memory, repeat the sequence of images and music.
And at the recerse memory, repeat the reverse sequence of images and music.

Select different levels for more difficulty:
- Level 1: 4 buttons.
- Level 2: 6 buttons.
- Level 3: 9 buttons.
- Level 4: 12 buttons.

Dare to Level 4 and reverse mode, it is not easy!!!