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

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

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

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

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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

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

This easy at-home experiment is a great way to "see" science.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This science fair project idea investigates how color affects temperature.

This simple experiment serves as an introduction to the greenhouse effect.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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

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.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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

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

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.