It sounds like something out of "Back to the Future." But you don't need a Delorean to do this experiment. Mad Science shares how kids can create a hovercraft – no time travel required.

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Ingredients Pencil Instructions STEP 1: Using a pencil, punch a hole in the middle of your cardboard disk. STEP 2: Line up the hole in the middle of your cardboard disk with the hole in your spool.

How? Using the air from the balloon! When the air from the balloon was released out of the pop-up bottle top, it shot out and was forced against the flat surface the CD was sitting on. With nowhere to ...

Discover a collection of awesome balloon tricks and science experiments in this fun and educational video! Learn how to inflate balloons with cool chemical reactions, make your own DIY balloon pump, ...