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...

Extinction events have happen throughout geologic history, but only five mass extinctions occurred over the last 4.5 billion years. Scholars view fossils from a layer of sediment during an extinction event and observe patterns to draw...

For this editing worksheet, student read a 4-sentence paragraph while looking for capitalization, punctuation, spelling, and grammatical errors.

Waterton-Glacier International Peace Park includes whitebark pines that are over 1,200 years old, meaning they have been there since before medieval times. The second lesson of five details how to read tree rings for climate change and...

In this activity, you will brainstorm a problem affecting the world, envision how you think this problem will affect the world in 100 years, and propose a solution. The Great Pacific Garbage Patch is used as an example of a current world...