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How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Examine the effect of pressure on carbonation in soda.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

This science fair project idea investigates whether plants can survive being frozen.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!