In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This basketball project explores the best way to make the perfect shot every time.

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.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this science fair project, students create their own miniature salt flats at home.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

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

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

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!

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.