Rabbit Hat Memory Game description

How good is your memory?
Reach the highest score, be the leader!

Remember hat with the rabbit and then open it. Difficulty of the game is increased.
Number of hats in levels:
1 - 3 levels - 3 hats.
4 - 6 levels - 4 hats.
7 - 9 levels - 5 hats.
10 - 12 levels - 6 hats.
13 - all next levels - 7 hats.