This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

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 physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

Make a backbone model to explore human anatomy and life science.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

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

This science fair project idea explores substances that cause a bubble to last longer.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science fair project idea demonstrates that plants give off water.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

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.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This science fair project idea explores whether white light can be separated into different colors.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!