After taking 2017 off, I've decided to bring back my #PuzzleAdventCalendar event over at my puzzle blog, The Griddle.

#Slitherlink and #Masyu fans will recognize those pieces in my Area 51 puzzles which are the feature of this year's series.

It's a few hours early here in North Texas, but the December 1 kickoff is up and ready at https://thegriddle.net/889