Did you know the hole in the ozone is seasonal and filled by January every year? The lesson uses scientific measurements of the ozone over the South Pole to understand patterns. Scholars learn that the hole grew bigger annually before...

Sixth graders construct and interpret graphs from ozone data collected in Phoenix area. Can be adapted to other areas.

In this two-part reading comprehension worksheet, kids read a passage about the atmospheric layers surrounding the earth and then respond to a series of comprehension questions based on the passage.