Fly is an arcade game in which the objective is to move a blue dot to the green dot on the screen and to get the highest score. 

The game is made up of several stages, each of them consists of a number of levels. At the end of each level, the player is given a new task. The new task is to move the blue dot from the starting point to the destination point. The way to go is to take the shortest path, which means that the player has to move in a direction that will minimize the distance.