Rubber Band Powered Air Car : 5 Steps

Mterial required:

Rubber Bands
2 Plastic bottles
Pocket knife
4 caps
Glue gun
Sticks

Step 1: Cutting Bottles

Take one plastic bottle cut the upper surface on the bottele 6¨ along with the bottle and 2¨width with the help of knife as shown in the pitchure.

Step 2: Making Holes

Make 4 holes on the opposite portion of the cutted part for inserting sticks for wheel.

Step 3: Making Air Propeller or Fan

Take one more bottle and cut top portion of the bottle and cut it as slices,now tilt cutted slices as proppellerr or fan.

Step 4: Inserting Fan to Body

now take one cap and make one hole at the center of the cap for inserting stick or shaft. After sticking put some glue and take one more cap and make it as plate now insert it one inch infront of the cap and glue it for stiffeness.Now make one hole at the top of the bottle for inserting shaft, at the end of the stick or shaft make one rectangle notch for tagging rubber band tag 6 rubberbands togather along with the length of the bottle and put cap on the rubberband. Now rotate the shaft from this rubberband going tilt now your car is ready to go.