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

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

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

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Cleaning can be a chore, but not with this sudsy experiment!

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

How powerful is the reaction between baking soda and vinegar? Find out here!

This science fair project idea explores substances that cause a bubble to last longer.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Making your own glass cleaner is easy, effective and inexpensive!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.