This application is free simple game to measure the time until the goal.
You can do with a little time.
When you tap the start button,the game start.
Please chose and tap the black block from among the four blocks.
if you chose the black block,stage move downward,tap the black block from among the four blocks as well.
If you tap the white block,the game will be over.
It is simple game of the how quickly you arrive without mistake the 50 steps to the goal.
You can always be sure your best score.
You can check the how to play the game ,and developer's best score.
Please challenge a score more than developer's record