Books

You made a list of books to get:

The Mystery Gut
Philosophy Textbook
Mindscape Rudy Rucker
Maths Textbook

Chess tutorial book
https://www.chess.com/article/view/study-plan-directory
https://www.chess.com/article/view/master-path-study-plan-strategy-1
first may be better?

Philosophemetry textbook:)

I found Infinity and the Mind on the web
http://www.rudyrucker.com/infinityandthemind/

and later also, a Google Book for "The Mystery Gut", let me know how many pages you can see
https://books.google.com.au/books?id=M3ssDwAAQBAJ

The best philosophemetry textbook, of course, is our own next project, Book of Questions:)