Two players, a circle (O), a crossed (X), turns on the 3 by 3 grid on playing their own symbols, the first in horizontal, vertical, diagonal gets a line is winner.
If the two sides no one gets victory , it is draw.
Another game is a 5 * 5 games . It just like the 3 * 3 game. But player wins the game should gets a line in horizontal, vertical or diagonal .
Fun is not necessarily suitable for you, but for you it must be fun!