In this game you are asked to check your concentration, attention and observation skills. All you need to do is to find one by one all the numbers according to level's instructions. When you click on a number - it gets crossed out. The faster you cross out all the numbers, the higher will be your result in the high scores table. Compete with your friends, getting higher scores and improving your observation, memory and reaction skills. Want new levels? Just email me with your suggestions!