Largest playable Word Winder board

The largest playable Word Winder board is 154.33 square metres (1,661.22 square feet), achieved by the Chicago Public Library (USA) at the Winter Garden of the Harold Washington Library, Chicago, Illinois, USA, on 16 July 2017.

The Chicago Public Library decided to set a Guinness World Records title as part of the Rahm's Readers Summer Learning Challenge within the Chicago Public Library. This year's theme was superheroes. The game was played by roughly 60 kids from across Chicago who were bussed in for the event.