Use your brain power to fight the alien invasion. The earth has been invaded by aliens who feed from the human brain activity leaving unconscious the people.
It's color by number! To determine the color of each space solve each addition problem, then use the code at the side of the page. The final picture will be revealed as each square is filled.
This game is a tribute to Pi (also known as 3.14). The digits of Pi form the different stages of the game, and your job is to think your way through to the last digit in the best possible way.