A bicycle is a vehicle with two wheels. The wheels help the bicycle move. A person sits on the seat. The seat is on the frame. The frame is the main part of the bicycle. It connects all the pieces. A person holds the handlebars to steer. You use your hands on the handlebars. You use your feet to push the pedals. The pedals turn and make the back wheel move. Bicycles are a popular form of transport. They do not use gasoline.