Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

Compare the ignition rates of various types of flame-retardant materials.

This science fair project idea investigates the relationship between memory and age.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

This science fair project idea determines how your body responds to allergies.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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.

The project researches how lubricants affect the mechanical advantage of a pulley.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea identifies and understands adaptations in birds.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.