UNICEF is sponsoring the second “World’s Largest Lesson” during the week of September 18th, which encourages educators to focus teaching on the United Nations 17 Global Goals for Sustainable Development.

They have quite a few lesson plans on their site, though they seem to me to be of mixed quality, but some I looked at appear pretty good.

They also have this video, which I think is decidedly better than the one they did last year