This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

In this activity, your child will be challenged to make a tower using paper cups.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

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

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea examines the reason boats are shaped and engineered.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

This science research project challenges students to think of more effective lobster farming methods.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This activity is a fun challenge for students who have just started learning to program educational robots.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This project examines what types of objects burn and which burn faster and cleaner.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science fair project idea determines if the temperature of rubber effects how high it bounces.