Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

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

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea produces sounds by creating vibrations using different objects.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Take a dive into the candy jar with this yummy science experiment.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science fair project, students create their own miniature salt flats at home.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This science fair project idea produces varying pitches of sound.

In this activity your child will create their very own marble maze!

This project examines whether people's taste perception is influenced by what they see.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea determines what household items are good conductors of electricity.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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

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