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This science fair project idea explores the different properties & interactions of sugar molecules.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Construct and experiment with a periscope using reflected light rays to gather an image.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Free science fair project idea examining how different types of water affect plant germination and growth.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

This project explores what happens to a rubber band when it is heated and cooled.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Will male or female hair grow faster? Find out in this science fair project idea!

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project idea investigates how different disinfectants work in killing germs.

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

This science fair project idea investigates the hardness property of minerals.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

This science fair project idea provides evidence that air is everywhere and takes up space.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project examines how seeds hitchhike on animals and clothing.

Learn all about balance and motion as your child designs a corn maze!

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.