It is a question of reconstituting a circuit to make it possible a ball to slip to the basket in bottom. You must first of all put the parts in the good order; while clicking on each part of the arrows appear that allows you to change the parts of place. To change angle of sight move the mouse by maintaining the click left inserted. Once your finished circuit click on drop ball. The Hint key enables you to obtain from the assistance to carry out the circuit (3 for each level). Attention Corsican levels with the presence of irremovable cubes.