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

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

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

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

In this project children practice the scientific method while playing with puffy paint.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

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.

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

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

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Cleaning can be a chore, but not with this sudsy experiment!

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

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Discover whether a metal will expand under hot water.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

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

Discover flight initiation distance as you play around in the park with this fun bird watching project!

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.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

In this science fair project, students use the streak test to tell minerals apart from each other.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?