Big or Small, was developed to test your numerical and mental intelligence. It is also fun and educational puzzle game for kids. Girls, men, old, young anyone. You can compare high scores with your friends through this game.This game requires a high degree of attention.-Keep in mind the given number.-Time will begin when you touch the screen.-You must decide in 3 seconds.-The next number Is BIG? Is SMALL?-The higher the level will be even more difficult.-Big or small you want to see your highest score.-Now you are ready you can start with this easy but challenging brain exercise.