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Use pepper and soap to discover some fun facts about the properties of water.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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.

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

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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

Using a toy race car kids create a visual model of the Doppler Effect.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

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.

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

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.

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

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

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

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?