Simple House Hold Science Trick: Hovercraft
You will need:
- A CD/DVD
- A balloon
- A cap from a water bottle.
- Hot glue and/or sellotape
- Cover the hole in the CD/DVD with tape, and poke 5 or 6 holes in it with a pin or small nail.
- glue (or tape) the bottle cap over the centre of the CD/DVD, make sure it is air tight.
- Blow up the balloon and, without tying it, place it over the bottle cap. make sure the bottle cap is closed.
- Done! Place it over a smooth surface and open the cap!