Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea determines which method of hand cleansing is the most effective.

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

In this science fair project, young children notice and track changes in trees throughout the year.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Word color association is just a fancy way to talk about the way we connect colors with words.

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

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

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?

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.