From days of 24 hour sunlight, to endless nights that last for days, the Arctic is a very unique place to live. Examine the seasonal changes that occur in the northern-most reaches of the globe and the impact they have on the plants and...

Read about the ways that different cultures set up homes with a set of reading activities. Learners read short paragraphs that cover one or more different ideas, and answer four questions about what they have read, including whether or...

Camille Seaman describes how enterprising people and organisms have found ways to reside around both poles despite the frigid temperatures. [4:24]