Challenge your skills with this new puzzle form! Cryptogram Crossword Challenge is a series of 50 cryptograms in crossword puzzle format, but without text clues. Both themed and unthemed puzzles are included. Themed puzzles focus on a topic, with a title that hints at the category, e.g. ""Fido and Friends"" is a cryptogram crossword puzzle of dog breeds. A single letter is decoded for the player and all puzzles have been ""player tested"". Now it's YOUR turn. Get started. Enjoy!