This book presents 100 definition-only crossword puzzles designed to test and stimulate the solver's general knowledge and wordpower across a variety of topics. Compiled by John Grimshaw, the Times2 Crossword Editor, these puzzles utilize the quality and accuracy characteristic of The Times' crosswords, offering satisfyingly tough yet accessible challenges. The collection aims to provide hours of mental stimulation and enjoyment for individuals looking to exercise their memory and cognitive skills.

This collection is presented as a high-quality offering from The Times, emphasizing accuracy and satisfying difficulty in its clues. The puzzles are designed to be both mentally stimulating and addictive, suitable for individuals seeking to enhance their general knowledge and cognitive abilities. The compilation by John Grimshaw, the Times2 Crossword Editor, suggests a curated selection of challenging yet accessible brain teasers.