In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

This science fair project idea investigates the difference in reaction times between boys and girls.

Science fair project that examines condensation and the conditions needed in order for dew to form.

This project examines what types of objects burn and which burn faster and cleaner.

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

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project teaches students about wilting and browning of salad greens.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Discover whether a metal will expand under hot water.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Do different types of oil mix or stack? Find out in this science fair project idea!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.