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

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Cleaning can be a chore, but not with this sudsy experiment!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.