Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This science fair project idea explores how length affects the weight a bridge can hold.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This project examines whether people's taste perception is influenced by what they see.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.