How to make cups float in the air and curve – like a soccer free-kick curveball.
A festive experiment for Hanukkah, Passover, or anytime hard boiled eggs are on the menu.
In this experiment we will take a regular balloon and make it sticks to the ceiling – in a way that looks like it is a light helium balloon which is lighter than the air.
With materials found in any house, you can turn a regular bag into a “bomb” with a time-release mechanism.