This collection investigates the cognitive challenge of solving skeleton crosswords, a variant where the grid layout is absent and must be deduced by the solver. The editor, Alan Cash, compiles a series of puzzles designed to test vocabulary, pattern recognition, and logical deduction skills. The book serves as a structured exercise manual for enthusiasts of the Sunday Express crossword style, providing a framework for systematic grid reconstruction.

Readers frequently note the high level of difficulty inherent in skeleton crosswords compared to standard puzzles. Experts highlight this as a specialized text for experienced solvers looking to advance their grid-building and deductive capabilities.