This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

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

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

The objective of this science project is to determine the length of time for different seeds to germinate.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

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 researches the effects of acid rain on plant growth.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea produces varying pitches of sound.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This project examines whether people's taste perception is influenced by what they see.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Start your toy engines -- this is going to be a fast and friction-filled race!

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.