Knock Down is a game of knock and down all the boxes standing on some floating Platforms with Slingshot and Angry Balls. To help in aiming there is an aim trajectory line which will pop out when you pull slingshot belt. This is a level game. There are 70 strategic, unique and interesting levels. You need good logical and aiming skills to complete any level. As you move to higher levels you will find more difficultly in completing. This is a physics game because all the game items are controlled by physics. Enough description! Now download and enjoy this interesting World.