This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Start your toy engines -- this is going to be a fast and friction-filled race!

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

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

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.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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?

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

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

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?

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

Learn how different types of soil affect how animal tracks form in this experiment!

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

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

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.

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

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.