The first, rough draft of the (web-based version) of the Data Science in Education Using R book (by Emily Bovee, Ryan Estrellado, Jesse Motstipak, me, and Isabella Velásquez) is available from this URL:

I mentioned in an earlier post that the published, Routledge, allowed us to stipulate that we retain the copyright for the web-based version, even after the book is published in print (and e-book) format.

This is definitely a first, rough draft (this will be particularly in the context of some of the network plots, which rendered in a ridiculous- and incorect-manner [see here]), and this is a bug and a feature. You can provide feedback on any part of the book in the GitHub repository for it (here or by reaching out to any of us.