Unveiling 'World's Hardest Sudoku Book Vol. 2': 200 New Puzzles to Challenge Enthusiasts, Continuing the Bestselling Legacy. It has been a long journey, but I am confident that these puzzles will ...
Ana Diaz (she/her) is a culture writer at Polygon, covering internet culture, fandom, and video games. Her work has previously appeared at NPR, Wired, and The Verge. Cocoon is the puzzle aficionado’s ...