This science fair project idea researches the effects of acid rain on plant growth.

This science fair project idea examines liquids of different densities.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

This science fair project idea deals with the qualities of shade on a sunny day.

This project tests the hypothesis that dark colors absorb more heat than light colors.

The project determines which laundry detergent is best for cleaning clothes.

In this project, a magnet is used to collect iron from breakfast cereals.

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

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

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

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.

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 researches how your choice of clothing affect how hot or cool you feel during the day.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

In this project, different childproof containers are tested to see how childproof they really are.

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

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

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

This science fair project idea determines if family members can recognize one another using only the sense of smell.

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

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

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

In this experiment, the weight of aluminum cans will be compared.

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.

This science fair project idea measures and compares effects of chemical weathering, specifically carbonation, on different kinds of rocks.

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