potentiometer. The faster they turn, the faster they go forward. This requires players to make back and forth motion to move, like a real fish. Fish must eat to survive, and each of the three types of food grows the fish in different ways. The round food causes the fish to become wider. The oblong food makes the fish longer and the pointed food gives the fish spikes which can be used to attack other fish. If a fish gets hungry it will begin to shrink. Eventually a hungry fish will get so ...