Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This science fair project idea explores whether talking to a plant will help it grow.

Help your kindergarten science maven explore the water cycle without getting everything wet.

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Help your child learn about animal classification with this fun and delicious activity.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Learn whether writing things down really makes things easier to remember.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

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

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.