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

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

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

In this project, different brands of microwave popcorn are tested and compared.

In this project, the affects of vitamin E are observed on a rose petal.

In this project, a mnemonic is used to test how it increases memory.

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.

In this science project, the center of gravity is explored.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

In this project, several food items are tested to determine whether they contain starch.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

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

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

This science fair project idea examines liquids of different densities.

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

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

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

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

The project is to investigate yeast fermentation and its results on hand of latex balloons.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

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

In this project, the affect of acid rain is simulated by the acid, vinegar.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

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

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.