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.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science fair project idea examines the reason boats are shaped and engineered.

Explore if planting seeds in a certain direction will affect how fast it germinates.

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

In this project students experiment with making music using only glasses of water.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Discover whether a metal will expand under hot water.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Using a toy race car kids create a visual model of the Doppler Effect.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

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

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

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.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.