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In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This project will explore whether music influences physical endurance.

In this project, you will observe and record changes in sunspots over two weeks.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This experiment explores how listening in to a one-sided conversation affects concentration.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

This experiment provides a graphic illustration of the chemical reaction that occurs when you activate a hand warmer.

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

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

This experiment evaluates if people have an accurate perception of how much personal time they spend interacting with technology.

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

In this experiment you will replicate the mummification process by making a hot dog mummy.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This science fair project idea raises awareness of a real ecological issue.