Wouldn't be my first recommendation for a good Haskell book. I really enjoyed Haskell: first principles. I'm sure that will get mentioned a lot here. Still, as

Wouldn't be my first recommendation for a good Haskell book. I really enjoyed Haskell: first principles. I'm sure that will get mentioned a lot here. Still, as a free resource it does cover some fun things. I just felt the book wasn't practical.