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?

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

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

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

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 determines if the color of light affects the growth of plants.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

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.

How powerful is the reaction between baking soda and vinegar? Find out here!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Will increasing the amount of salt in water effect how slow or fast the water freezes?