In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

In this experiment you will replicate the mummification process by making a hot dog mummy.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

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

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

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

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.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

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