1. Slide to unblock Me is a simple and addictive puzzle game. The goal is to unblock the green colour block out of the board by sliding the other blocks out of the way, unblock it with the minimal moves. 2. Game Center function is turned on , you can challenge with your friends !3. This game can help train your brain and keep you mentally fit everyday. It is suitable for both kids and adult. You can play by yourself or challenge your buddies to compare your moves. 4. Come and download to enjoy it !