Train your math skill and memory speed!
A Prime number can be divided only by 1 and the number itself. First few prime numbers - 2, 5, 7, 11, 13 ...
Remember, 0 and 1 is not prime.
How to play:
Out of 25 numbers in the board, only 10 numbers are Prime.
Discover them and touch them in Increasing order!
Try to avoid wrong touch.
Find all 10 primes as quickly as possible.
Beat you previous best timing and have fun!