This science fair project idea investigates how the shape of an object affects drag.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

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

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

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science fair project idea explores the egg's thin membrane.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Discover how and which salt melts ice the quickest.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea determines which method of hand cleansing is the most effective.

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

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.