USA TODAY Crossword Super Challenge 4 is an all-new collection of 200 crosswords for puzzle-smiths of all skill levels. Crossword is a classic puzzle that continues to be one of the most popular puzzle types. Keep your mind sharp with this enlightening and brain-bolstering assortment of fun from the nation's No. 1 newspaper and gaming authority, USA TODAY. Features include: 200 crossword puzzles of medium difficulty Comprehensive solution key.