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

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

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

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Determine how good we are at direct and indirect observation.

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

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

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

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.

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

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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

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

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.

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

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

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

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

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.

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

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