Patterns, guards, where, let, and case.
Questions to help you understand Chapter 4.
Slideshow of Discussion problems for Chapter 4. Similar but not identical to reading guide questions.
Discussion on first half of the reading guide for Chapter 4.
Lots of problems so you can practice writing Haskell.
A few practice problems from a Thursday review session.
Exercises to improve your Haskell programming.
The first quiz on Chapter 4, based on Chapter 4 Discussion III and similar CodingBat problems.
Another quiz on Haskell and problem-solving.
patterns, guards, where, let, case
Simple testing in Haskell. Usable on repl.it.