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

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

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

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

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

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.