This science fair project idea compares biodiversity between drops of water.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science fair project idea examines the reason boats are shaped and engineered.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

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

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

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.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

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

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Cleaning can be a chore, but not with this sudsy experiment!