Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.