In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

This science fair project teaches students about wilting and browning of salad greens.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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.

Using a toy race car kids create a visual model of the Doppler Effect.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project idea investigates how the shape of an object affects drag.

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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.

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

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

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

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

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?

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.