Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This science fair project idea investigates the difference in reaction times between boys and girls.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Do different types of oil mix or stack? Find out in this science fair project idea!

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

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

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.