plastic bottle

Magical inflating balloons One of the first things a little scientist should learn is that heat causes things to expand (get

Homemade Barometer The air pressure around us greatly affects our weather. Notice how your weatherman always mentions various pressure systems (low

Make a pen cap sinker to demonstrate Pascal’s law Fill the plastic bottle with water. Attach a piece of clay to the

Rocket powered pennies Remember - heat causes things to expand (or get larger). Cold causes things to contract (or get smaller).

Blow up a balloon with solid carbon dioxide Most substances have three states – solid, liquid, and gas. When they go

Ultra Cold LN2 Replacement that will instantly freeze anything! NOTE: THIS EXPERIMENT IS HIGHLY HAZARDOUS AND CAN RESULT IN INJURY OR

The infamous baking soda volcano experiment Now we're going to get a little messy. In this experiment we build a real