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.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea determines if the color of light affects the growth of plants.

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

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea examines liquids of different densities.

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

This science fair project idea investigates how color affects temperature.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science project allows students to study the psychology of happiness.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science project idea examines the effect of microwaving on various objects.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea investigates the difference in reaction times between boys and girls.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Demonstrate how to tell the age of an egg without having to crack it open.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.