<!-- -->
+* **[A brief introduction to OCaml](http://www.cs.jhu.edu/~scott/pl/lectures/caml-intro.html)**
* [What is OCaml?](http://ocaml.org/learn/description.html) <!-- includes [About OCaml](http://caml.inria.fr/about/index.en.html) and [An Overview of the Caml Language and Tools](http://caml.inria.fr/about/overview.en.html) -->
* [Code Examples](http://ocaml.org/learn/taste.html) <!-- includes [A Hundred Lines of OCaml](http://caml.inria.fr/about/taste.en.html) -->
-* [A brief introduction to OCaml](http://www.cs.jhu.edu/~scott/pl/lectures/caml-intro.html)
* [Cheat Sheets](http://ocaml.org/docs/cheat_sheets.html)
* [Caml Quick Reference Guide](http://caml.inria.fr/pub/old_caml_site/FAQ/qrg-eng.html)
* [A Concise Introduction to Objective Caml](http://www.csc.villanova.edu/~dmatusze/resources/ocaml/ocaml.html), 22 pp. from 2000, a few details may have changed <!-- by David Matuszek, OCaml Wiki's Tutorial page links to this: "gives a concise, yet broad, overview of the language and the standard library; it is rather old but most of what it says remains valid" -->
* [Introduction to Objective Caml](http://files.metaprl.org/doc/ocaml-book.pdf)
(284 pp. text from 2008, based on Jason Hickey's course at CalTech) <!-- also at http://www.cs.caltech.edu/courses/cs134/cs134b/book.pdf -->
* [Think OCaml](http://greenteapress.com/thinkocaml/thinkocaml.pdf) (142 pp. pdf)
-
+* [Real World OCaml](https://realworldocaml.org/v1/en/html/index.html) (510 pp. text from 2013)
+ * recommend reading [Chapters 1-4](https://realworldocaml.org/v1/en/html/a-guided-tour.html) when getting started (Chapter 4 is a bit more advanced)
+ * then [Chapter 6](https://realworldocaml.org/v1/en/html/variants.html) when learning types
+ * then [Chapter 8](https://realworldocaml.org/v1/en/html/imperative-programming-1.html) when learning about mutation (OCaml has what we call *explicit* mutation)
### Other ###
* OCaml-Tutorial [Glossary](http://mirror.ocamlcore.org/ocaml-tutorial.org/glossary.html)
* [Reddit's r/ocaml](https://www.reddit.com/r/ocaml)
* [Stack Overflow](https://stackoverflow.com/questions/tagged/ocaml?sort=faq) questions tagged "ocaml"
-* [Real World OCaml](https://realworldocaml.org/v1/en/html/index.html) (510 pp. text from 2013)