Memorize turn

The 2nd phase for children of a game "Memorize turn"
It is easy operation of only a screen touch.
Please memorize the turn of four pictures continuously displayed on a screen, and touch in the same turn.
Since it can redo from the picture mistaken in"easy" and "normal" mode, let's increase the number memorized gradually.
Since the 3rd phase for children of a game is under concept now, it is waiting for a while.