In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea determines what household items are good conductors of electricity.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This project examines whether people's taste perception is influenced by what they see.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

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

This science fair project idea investigates how magnetism can defy the force of gravity.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

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 does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea determines what household items are good conductors of electricity.

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this experiment you will replicate the mummification process by making a hot dog mummy.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

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

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.