Board Thread:The Heroes of Olympus/@comment-29729973-20170816065540/@comment-31656944-20171123083102

I'm going to give them grades.

(not in order)

The Lost Hero - B

The Son of Neptune - A-

The Mark of Athena - A

The House of Hades - B+

The Blood of Olympus - A

The Blood of Olympus is my favourite.