What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

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

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Find out whether people within a family tend to have matching fingerprints.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

What happens when colored beams of light mix? You might be surprised.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Demonstrate which cooking method gets rid of the most fat.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

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

This project examines which type of dance burns the most calories.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

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

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

This experiment will explore the possibility of creating an infinite object by hand.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!