Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea determines if the color of light affects the growth of plants.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this project, several food items are tested to determine whether they contain starch.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

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

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

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

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This science fair project idea investigates the difference in reaction times between boys and girls.