This collection investigates the capacity of the reader to solve complex linguistic and lateral thinking puzzles within the constraints of the Seventh Times crossword format. Edmund Akenhead, a recognized authority in the field of cryptic and standard crosswords, compiles a series of grids designed to test vocabulary, general knowledge, and deductive reasoning. The book serves as a structured exercise manual for enthusiasts seeking to improve their performance in competitive or recreational puzzle solving.

Experts and enthusiasts frequently cite this collection as a standard reference for those familiar with the specific style of British newspaper crosswords. Readers often note the consistent quality of the clues and the appropriate level of challenge provided for intermediate solvers.