OER2Go
The Web Unplugged

World Possible
PhET

English 0.6 GB
PhET provides fun, free, interactive, research-based science and mathematics simulations for students from elementary school to university.
https://phet.colorado.edu/en/simulations/category/new
Download Options

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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