Language puzzle book

Discover thrilling brain teasers in *Puzzles for Spies*, a fresh collection from GCHQ featuring cryptic puzzles, ciphers, and logic challenges—perfect for curious minds eager to crack codes and outwit adversaries.
Guardian Faber Publishing (9781783352197) | Puzzle book, Entertaining puzzles, Language and Puzzle, Collection of linguistic puzzles, Classic for Puzzle
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