Curated OER
The Chesapeake Bay in Captain John Smith's Time
When Captain John Smith visited the Chesapeake Bay in the summer of 1608, what types of animals and habitats did he encounter? Your young historians will analyze primary source documents to answer this question, as well as compare the...
American Museum of Natural History
What's the Big Deal About Water?
It may seem simple, but water is one of the most unique substances on Earth. An interactive online lesson describes its properties and importance in so many different situations. Learners interact with the lesson to learn the role water...