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The Concord Consortium: Revolutionary digital learning for science, math and engineering
A database of STEM learning resources, comparable to alternatives on Choosing STEM .
You can filter by:
- STEM subjects;
- educational level.
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Encyclopedia Britannica
You can find a lot of information on this online encyclopedia.
There is a search engine where you can look up words yourself. There are also:
- biographies;
- quizzes;
- quotes;
- Atlas;
- today in history;
- ...
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WebsiteTeacher