Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Learn all about balance and motion as your child designs a corn maze!

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

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

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.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

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

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

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This science fair project will help students learn about non-vascular plants, such as mosses.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

In this activity your child will create their very own marble maze!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.