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

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

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science 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.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

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

Here's a science activity to help your child investigate how seeds are designed to travel.

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.

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

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

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.

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

Determine whether the application of Febreeze will lower the bacterial count.

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