This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

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.

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

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

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.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.