This science fair project teaches students about wilting and browning of salad greens.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Do you think heat can affect a plant's growth rate?

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Is your child a young ornithologist in the making?

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Find out whether packaged seeds actually do expire in this new science fair project idea.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.