My son is 12 and a half. I have recently handed him a copy of "Learn you a Haskell..." and a laptop running ghci. He has been making his way through the first c

My son is 12 and a half. I have recently handed him a copy of "Learn you a Haskell..." and a laptop running ghci. He has been making his way through the first couple of chapters with only a little help from me, and seems to be understanding everything that's come up so far.