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Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Construct batteries that make electricity from fruits with this fun science fair project.

Here are three activities you can do at home and around town to bring algebra into your daily lives.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

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

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

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.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

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.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

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

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

This science project researches the correlation between barometric pressure and wind velocity.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Here's an activity that uses second-semester high school algebra to determine which pizza gives you the most bang for your appetite. Here's how to get started:

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.