What is a bike?

A bike is for riding outdoors. It usually has two wheels. But have you ever wandered how a bike actually works?
The pedals are for your feet so you pedal the bike.
The seat is for you to sit on while you are pedalling.
The handles are for you to hold on and too keep you safe so you wont fall off.
When you pedal the chain starts to move the wheels. Suddenly your bike starts to move and all of a sudden your riding a bike.
Bikes are very helpful in your life because it gives you great exercises and it saves gas.