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Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

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

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

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

This activity is a fun challenge for students who have just started learning to program educational robots.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea explores how far the average human can see.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

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

Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.

This science fair project idea explores whether dogs do look like their owners.

Can cells be frozen? This science fair project provides information to answer this question.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.