This science fair project examines how seeds hitchhike on animals and clothing.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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

Start your toy engines -- this is going to be a fast and friction-filled race!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.