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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 investigates how color affects temperature.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project will help students learn about non-vascular plants, such as mosses.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This project compares the strength of one, two, and three-ply toilet paper.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Make a backbone model to explore human anatomy and life science.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Learn all about balance and motion as your child designs a corn maze!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.