Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea produces varying pitches of sound.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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.

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 investigates why the number of visible stars changes from place to place.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This project examines what types of objects burn and which burn faster and cleaner.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

In this science fair project, students create their own miniature salt flats at home.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.