If you like to read, start with
Learn You a Haskell for Great Good!
and then move onto
What I Wish I Knew When Learning Haskell
but if you like hands-on workshops, start with
and then do
and when you're ready to write some Scala, read
pull down a template
and make something cool!
If you don't really care about FP, but need to learn Scala: Learning Scala