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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science project allows students to study the psychology of happiness.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.