101 Ways to Win at SCRABBLE™: Top tips for SCRABBLE™ success (Collins Little Books)
English Dictionary Complete and Unabridged: More than 730,000 words meanings and phrases (Collins Complete and Unabridged)
Medium Crossword Puzzle Book For Adults and Seniors with 100 Puzzles: Entertaining Brain Workouts, Fuel Your Mind with Fun Challenges for Focus and Relaxation (The Perfect Gift for Crossword Lovers)
English Dictionary and Thesaurus: More than 200,000 dictionary and thesaurus entries
The Telegraph: How To Solve a Cryptic Crossword: Mastering cryptic crosswords made easy (The Telegraph Puzzle Books)
The Million Word Crossword Dictionary
The Times How to Crack Cryptic Crosswords: Hints and tips to help every solver
The Million Word Crossword Answer Book: The Ultimate Guide to Mastering Even the Toughest Puzzles