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 white light can be separated into different colors.

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

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

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.

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Find out whether packaged seeds actually do expire in this new science fair project idea.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

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

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

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

Examine the effect of pressure on carbonation in soda.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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

This science fair project idea produces sounds by creating vibrations using different objects.

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

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.