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

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

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

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

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

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.

Science fair project that determines whether mass and weight are the same or different.