This science fair project idea explores which fruit molds the fastest.

Determine if gender affects the ability to identify different smells.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project determines the quality of a given product.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Do you think heat can affect a plant's growth rate?

This science fair project idea tests the efficiency of short term memory.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

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

Use a dichotomous key to identify plants or animals.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

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 cheating in school-age children. Project involves a task in which children are tested on various tasks.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project idea investigates how images are influenced by changes in light.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea explores the different properties of matter.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

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

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.