Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

An home science experiment for older students that teaches about the science behind heat.

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.

Determine which metal has the highest rate of conductivity.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Find out whether a longer airplane will fly farther or a wider paper airplane.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

The project determines which type of birds prefer which type of birdseed.