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How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Examine the effect of pressure on carbonation in soda.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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.

This science fair project idea provides evidence that air is everywhere and takes up space.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This project determines what category of person is most likely to be ticklish.

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

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project idea determines which method of hand cleansing is the most effective.

This basketball project explores the best way to make the perfect shot every time.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Science fair project that determines whether mass and weight are the same or different.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science fair project explores how osmotic pressure forces water through the root up into the plant.