Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.