OER2Go
The Web Unplugged

World Possible
Core Knowledge

English 2.3 GB (CC BY-NC-SA 4.0)
Teaching materials in PDF format for preschool to grade 5 from Core Knowledge (www.coreknowledge.org) in language arts, social studies and science.
https://www.coreknowledge.org/
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Zip File over the web
Zip File over FTP (host: dev.worldpossible.org user/pass: anonymous)
Rsync
Copy & paste the above command to any Unix-based system to begin download. Rsync can pick up where it left off and only downloads changes. It's the most efficient way to stay up-to-date with OER2Go modules.
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