So how old IS the moon?

The Law of Superposition is one geologists use to determine relative ages of rock layers here on Earth. In an unusual twist, the authors have created an activity that uses the Law of Superpo... See More

The Law of Superposition is one geologists use to determine relative ages of rock layers here on Earth. In an unusual twist, the authors have created an activity that uses the Law of Superposition to determine the relative ages of the moon’s craters. This activity will no doubt stimulate your students to take a good look at the moon both inside AND outside of the classroom. The article also contains numerous links to lunar photos, making this a lesson you can easily use in your classroom tomorrow. Although this makes a great introductory lesson, a follow-up lesson or activity would round out the article