American Museum of Natural History
What's This? Breathing
Crazy fact: Some animals can survive months without oxygen. An online resource describes some unique ways animals collect oxygen and even live without it for an extended time. Learners read about these special animals and use pop-up...
Curated OER
In Country: An Integrated Look at the Vietnam War
High schoolers explore aspects of the Vietnam War and how it relates to the heritage of America. In an attempt to understand the level of involvement, students analyze statistics from the Vietnam war. High schoolers watch a video, read a...