This instructable will show you how to make cheap cooling system.
Step 1: Parts You Will Be Needing.
The parts you will be needing are:Tape
DC 1,5 V motor
Step 2: Attach the Wires to the Motor,and Attach Propeller to Motor.
Just attach wires to motor and tape it with tape.Just attach propeller to engines pipe, it should look like this.
Step 3: Finish!!!
Just put the batteries an enjoy.