What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project examines how seeds hitchhike on animals and clothing.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

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.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

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

The project investigates how friction affects motion by using different surface textures.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

The project determines which type of birds prefer which type of birdseed.

The project investigates how water and movement affects erosion.