This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Find out whether a longer airplane will fly farther or a wider paper airplane.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

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 project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science fair project idea explores whether certain physical and mental traits run in the family.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Explore convex and concave objects and how they reflect light.

Will the shape of an ice cube impact how fast the ice melts?

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.