This science fair project idea examines the reason boats are shaped and engineered.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Take a dive into the candy jar with this yummy science experiment.

This science fair project idea determines what household items are good conductors of electricity.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this fun experiment, we'll find out how color affects heat absorption!

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

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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

Discover which fabrics shrink the most in the wash and why.

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

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

This science fair project idea explores the different properties & interactions of sugar molecules.

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

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Find out whether matte or shiny nail polish lasts longer.

This science experiment tests if dog saliva can really help heal wounds.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This science fair project idea determines the most effective method of preserving food.

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.