- Cryptograms: Shakespeare Quotes: 200 Puzzles of Cryptograms of Shakespearean Quotes
- Cryptograms: Bible Verses: 200 Puzzles of Cryptograms of Bible Verses from the NIV
- Cryptograms: Movie Quotes: 200 Puzzles of Cryptograms of Movie Quotes
- Cryptograms: Philosophy Quotes: 200 Puzzles of Cryptograms of Quotes of Philosophers
- Cryptograms: Halloween Quotes: 200 Puzzles of Cryptoquotes Halloween Theme