Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

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.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This basketball project explores the best way to make the perfect shot every time.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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.

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

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.