You can share your scores to show your friends via facebook, or you can compete with your friends using the side and have a judge who is the winner. It shows the star of the game with that level.
By the game is to collect points for you at each side. areas in which each side has different difficulty levels and will multiply indefinitely respectively. Tractors will take you to the load to meet with it and have fun like no other you will have to take the car to plow your way to the goal in a game by game is the side you have to overcome to get 12.