This science fair project explores how osmotic pressure forces water through the root up into the plant.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

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

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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!

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.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This project examines whether people's taste perception is influenced by what they see.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Explore if planting seeds in a certain direction will affect how fast it germinates.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

How powerful is the reaction between baking soda and vinegar? Find out here!

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.