ELASTIC POWERED CAR – Colour, Detail, Engineering

Students explore the difference between potential and kinetic energy by creating an elastic powered car out of cardboard and a variety of found objects.

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ELASTIC POWERED CAR – Colour, Detail, Engineering


  • Cardboard Boxes and Container Lids
  • Rubber Bands
  • Bamboo Skewers
  • Crayola Glitter Paint
  • Crayola Tempera Paint
  • Crayola Paint Brushes
  • Crayola Scissors
  • Crayola White Glue


Step 1


  1. Place a small plastic lid on a sponge to cushion it.
  2. Use a nail to poke a small hole through the centre of the lid.
  3. Make the hole bigger by pushing a pencil through it.
  4. Repeat this for 3 more lids.
Step 2
  1. Glue a small plastic lid to a bigger canning lid.
  2. Make sure the small lid is centred on the canning lid.
  3. Have the top of the small lid facing up.
  4. Repeat for the other 3 small lids.
  5. Place the wheels aside to dry.
Step 3


  1. Use a sturdy box for the body.
  2. Make sure the bottom of the box is open.
Step 4
  1. Poke holes through opposite sides of the box for the axles of the wheels.
  2. Make sure the holes are big enough for the axles to turn smoothly.
Step 5
  1. Insert the axle into the hole in one of the wheels.
  2. Insert the axle through the holes in the sides of the box and into the other wheel.
Step 6
  1. Loop the elastic around the rear axle.
    - Place the elastic under the axle.
    - Pull one end of the elastic over the axle.
    - Pull the elastic through the loop on the other side.
    - Pull the elastic tight.
Step 7
  1. Make 2 small vertical cuts at the end and in the middle of the small box to make a slot for the elastic.
  2. Pass the loose end of the elastic under the front axle.
  3. Loop the end of the elastic over the slot at the end of the box.
  4. Tape the slot in place.
Step 8
  1. Use cardboard to make details for your car and paint them with glitter or tempera paint.
Step 9
  1. View your car from all sides.
  2. See how far your car will go.
  3. Explain how the energy to move the car is created.
Illustrated Crayon Character