Spikes n' Square

In the game of thorns and the square you have to control the square, avoiding spikes, so it was not damaged them. What is the purpose of this game? A goal is to stand as long as possible and stay alive using all their lives. In the game with only one level, which is becoming harder and harder every fifteen seconds. Each hit square will cost you one life and 50 points. Beat on small balls, they will give you thirty seconds of additional gaming. Use hot keys for control.