This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea determines which method of hand cleansing is the most effective.

Challenge your kindergartener to finding out if a coin toss is really fair by conducting this coin toss experiment.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this science fair project, young children notice and track changes in trees throughout the year.

This science fair project idea determines the probability of a coin landing heads or tails.

This science fair project idea explores whether talking to a plant will help it grow.

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

This science fair project idea determines what household items are good conductors of electricity.

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

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

This science fair project idea determines what household items are good conductors of electricity.

Cookie cutters aren't just for gingerbread men anymore. Here are 8 fun and creative projects to do with cookie-cutters!

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.