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This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

In this science fair project, students test how objects float and sink in liquids of different densities.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

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.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

Test out various brands of permanent markers to see which one is least water soluble.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project idea explores how water and ice can change the form of rocks.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

This experiment investigates whether smell can be used to enhance test subjects' memories.

This project is about after-images and what possibly affects them.

Examine the connection between temperature and chemiluminescence.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Discover whether a metal will expand under hot water.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

How powerful is the reaction between baking soda and vinegar? Find out here!

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.