Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.