This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea investigates how color affects temperature.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair project idea explores substances that cause a bubble to last longer.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

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

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science fair project idea explores the egg's thin membrane.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

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

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Transform your uncomfortable wooden shoes into charming mini planters!

This science fair project idea investigates the hardness property of minerals.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.