In this project students experiment with making music using only glasses of water.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

In this science fair project, students make their own rain gauge to measure rainfall.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project examines whether people's taste perception is influenced by what they see.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

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

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this project children practice the scientific method while playing with puffy paint.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.