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.

 Flora and Fauna of Savanna Grasslands

Flora and Fauna of Savanna Grasslands

Have you ever taken a safari tour to see Savanna animals? Check out this cool science fair project idea to explore fun facts about tropical savanna animals.

Measuring Magnification

Measuring Magnification

The objective of this science fair project idea is to investigate how optical distances change the apparent size of an object as seen through a magnifying lens.

Smile!

Smile!

The objective of this science fair project idea is to investigate the ability of different whitening toothpastes to whiten teeth.

Can Magnets Help Heal Injuries?

Can Magnets Help Heal Injuries?

The objective of this science fair project idea is to test whether spot magnets can help improve the symptoms of an injury.

How Earth's Wobble Affects the Rotation of Earth?

How Earth's Wobble Affects the Rotation of Earth?

Scientists believe Earth wobbles on its tilt. The purpose of this science project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates daily.

Hairy, Fat and Warm

Hairy, Fat and Warm

Animals rely on both external and internal physical characteristics like blubber and fur coats in order to stay warm. In this experiment you will measure temperature change over time using a variety of insulation materials.

Atmospheric Pressure: Air Force per Area

Atmospheric Pressure: Air Force per Area

Do you ever feel under pressure? There's a lot more pressure around you than you probably expect, in the form of atmospheric pressure! Learn about this earth-wide force in this experiment!

Finding Dominant Color Traits in Guppies

Finding Dominant Color Traits in Guppies

Discover the dominant and recessive genes in animals by breeding cute guppies for this science fair project that explores genetics and biology.

Steepness vs. Speed: The Effect of Elevation Change on Bicycling Velocity

Steepness vs. Speed: The Effect of Elevation Change on Bicycling Velocity

The objective of this science fair project idea is to determine exactly how much of an effect road grade has upon a cyclistâs speed and to determine if the effect follows a predictable mathematical trend.

Can Food Molds be Used to Reduce Bacteria Spread by a Pet Rabbit?

Can Food Molds be Used to Reduce Bacteria Spread by a Pet Rabbit?

Can food mold reduce the growth of the bacteria? This project tests the effect of food mold on various types of bacteria.

Tips for Parents and Students