In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

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

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.

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

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

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.

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

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

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.

This science fair project idea investigates whether plants can survive being frozen.

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

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

Determine whether butterflies like to drink sugar water, salt water, or plain water.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

Does skin thickness really decrease fruit spoilage? Find out 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 fair project idea determines the most effective method of preserving food.

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

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.