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Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Help your second grader celebrate the legacy of Dr. Martin Luther King with this rainbow table mat.

Cleaning can be a chore, but not with this sudsy experiment!

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

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

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.