This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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

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

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.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science fair project teaches students about wilting and browning of salad greens.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Check out this cool science fair project on identifying rocks and minerals for kids.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Have your child kick off their summer vacation by making a miniature water slide!

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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

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

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 explores how the shape of a boat affects its density and how much weight it can float.

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

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

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

Construct and experiment with a periscope using reflected light rays to gather an image.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!