Ridiculously fun video game that teaches you how to mix cocktails. Nimble Strong is endorsed by The New York Times, Polygon, Engadget, and 10,000+ customers. Nimble Strong: Bartender in Training is one of the most acclaimed iOS games ever created. It's a full-on bartending course that doubles as a video game. It features an interactive curriculum created by a top cocktail educator (Jeffery Lindenmuth) as well as a deep story and fun game play.