Ever wonder why Pluto isn't considered a planet? Or how large the Earth is compared to the other inner planets? Explore the universe with a series of projects that simulate different aspects of our solar system. The activities require...

With the abundance of food products we can easily access in our society today, it is easy to forget the toll this can take on our global environment. Young learners will discover how the transition to agriculture and domesticated living...

Intricate details of a modern technology that many of us take for granted in our phones, computers (and some cars) are laid bare in a short but deeply investigative activity. The math behind a seemingly simple GPS device...

Surf's up! What causes the constant motion of Earth's oceans? Scholars discover the origins and types of waves in part nine of a 13-installment series. The resource illustrates wave behavior, their destructive power, and current research...

How well do pupils play the role of geologist? Test their abilities in the first installment of a two-part series. Presented with a series of rock formation diagrams, learners write stories to match what they see in the diagrams. The...

A five question quiz about the formation of our solar system and Earth.

[Free Registration/Login may be required to access all resource tools.] How the geologic time scale is divided.