Nifty Keen A quick 15x15. "Nifty Keen" - Puzzle PDF "Nifty Keen" - Solution PDF "Nifty Keen" - PUZ (Across Lite) Format "Nifty Keen" - XWD (Crossdown) Format "Nifty Keen" - JPZ Format Solve Online Philip KromerJanuary 1, 2017Comment Facebook0 Twitter LinkedIn0 Reddit Tumblr 0 Likes