Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Find out which type of sponge holds the most water.

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

In this experiment we use Scotch Guard to make sand that resists water.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This science fair project idea investigates food preference of birds.

Science fair project that uses distillation to convert salt water into fresh water.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science fair experiment examines the relationship between gender, age, and smiling.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.