Judy Woodruff:

The politically charged battle over climate change is increasingly spreading to the classroom. At issue, how and whether to teach it, including the scientific consensus about the role of human activity.

It is a debate playing out in states adopting new science standards, including in Idaho, where a key vote could come this week.

Special correspondent Lisa Stark, of our partner Education Week, reports from Boise.

It's for our weekly segment, Making the Grade.