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In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea experiments with spinning color wheels and optical illusions.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

An home science experiment for older students that teaches about the science behind heat.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

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.

This science fair project idea investigates the hardness property of minerals.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

In this design challenge, your child will make a bottle rocket using typical household items.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

This science fair project idea explores whether talking to a plant will help it grow.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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 layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.