Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

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

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

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

This science fair project idea explores the different properties of matter.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This simple experiment serves as an introduction to the greenhouse effect.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

This science fair project idea deals with the qualities of shade on a sunny day.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

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

Will the shape of an ice cube impact how fast the ice melts?

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

The purpose of this science fair project is to build a basic radio.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!