This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

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

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.