Check out this cool and free middle school science fair project idea on how to make a solar oven.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project idea investigates how images are influenced by changes in light.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

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

Examine the effect of pressure on carbonation in soda.