4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science fair project idea demonstrates sonar mapping of the ocean floor.

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

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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.

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

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

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This science project has students study the idea of human beauty.

This science fair project examines whether ocean water can be made safe to drink.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

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

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

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

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

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

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.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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This project involves the development of a website using free software online to promote the value of science.

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.