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Web-browser is all that you require
Lecture notes, Blogs, Collections, Plots, Path Diagrams.
This is mainly a content creation and sharing site,
but you can also -
No Quiz/test and evaluation functionality.
0space has 3 things for you.
If you are looking for something specific here, use Search.
You may also Browse published pages using the link in the toolbar.
In case a required content is not available, leave a word about it using the Contact form. Some volunteer might try to write it.
Start developing your notes here. For personal use, and for sharing.
Initiate a discussion around your questions in a Forum.
Communicate via an internal Private Messaging system to an authors about existing content or something you would like them to write.
Publish and share learning content with the Internet learning community.
All without 'coding'!