Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

The project determines which laundry detergent is best for cleaning clothes.

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Find out which type of sponge holds the most water.

Find out whether matte or shiny nail polish lasts longer.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Find out which kind of bubble wrap fares best when put in impact.

Find out whether putting something on top of a plant will inhibit its growth.

The goal of this project is to create an exciting topographical map out of dough.

In this fun experiment, we'll find out how color affects heat absorption!

Check out this cool science fair project on identifying rocks and minerals for kids.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.