Science Fair Project Ideas

Choose from many individual science fair project ideas below the blue drop-down menu. You can also use the drop-down menu to browse projects by grade and/or specific subject area. To get you started, we have included a sampling of some of our most popular science fair project articles with numerous topics and ideas per article immediately below.

Science Fair Advice & Help

Get tips and advice on all steps of completing your project from getting started to making your presentation at the fair.

Science Fair Survival Guide

Tackling the science fair project can be a daunting challenge. Fear not! We have tips and information to get you started.

10 Projects that Explore Electricity

Looking for a "shocking" science fair project? We've got 10 projects involving circuits, voltage, and electricity.

How Effective are Funny Advertisements?

How Effective are Funny Advertisements?

Some advertisements may be amusing, but are they effective? In this experiment, both funny and serious television commercials will be shown to test subjects. Participants will then be tested on the message of each ad. Based on these responses, you will evaluate which type of ad is most effective.

Will a Ball Bounce Higher If It Is Dropped from a Greater Height?

Will a Ball Bounce Higher If It Is Dropped from a Greater Height?

The objective of this science fair project is to explore which factors influence the height of a ball bounce.

Fresh Or Canned Calories?

Fresh Or Canned Calories?

Would you prefer fresh or canned vegetables? In this experiment you will determine if fresh or canned vegetable have more or less calories.

Thermal Energy

Thermal Energy

Grade Levels: 7-9 Question: Can thermal energy be made to do useful work? Possible Hypotheses: Thermal energy is/not useful energy that can be used for work.

The Scratch Test: Testing a rock's hardness

The Scratch Test: Testing a rock's hardness

The objective of this science fair project idea is to investigate the hardness property of minerals.

Does Face Shape Affect Ones' Perception of Kindness?

Does Face Shape Affect Ones' Perception of Kindness?

The objective of this science fair project idea is to find out whether face shape affect ones' perception of kindness. The other features of the face will be kept consistent. The only variable will be the shape of the face.

Living Architecture

Living Architecture

Using living trees in architectural design is a great way to combine form and function, and help the environment. This experiment examines ways to improve existing technology by using trees.

Water Electrolysis

Water Electrolysis

Splitting water! Electricity is "created" when certain chemicals react together. We use chemically- made electricity to power many machines from flashlights to a watch or sometimes a car. Yes, there are cars that run on electricity! The devices that store ...

The Tilting of the Earth and Various Climatic Seasons

The Tilting of the Earth and Various Climatic Seasons

What's your favorite season? Check out this fun science fair project idea to explore the reasons for the change of Earth's temperature with the change of seasons.

Indicators: How do Scientists Gather Clues to Climates of the Past?

Indicators: How do Scientists Gather Clues to Climates of the Past?

Scientists know a lot about what the earth was like millions of years ago, before humans were around, even before dinosaurs were around! Find out how scientists predict what the earth looked like long ago in this experiment!

Tips for Parents and Students