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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Do different types of oil mix or stack? Find out in this science fair project idea!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

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