How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

In this experiment we use Scotch Guard to make sand that resists water.

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

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.