Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This science fair project idea compares biodiversity between drops of water.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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

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

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.