This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Make a lei and bring a touch of the tropical lifestyle into your home!

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This project investigates the affect of storage temperature on microwave popcorn.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

What happens when colored beams of light mix? You might be surprised.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.