This fantastic collection is sure to keep any codewords fan on their toes and will even help to train the novice puzzler into an expert.

Ben Addler is a writer of non-fiction activity and puzzle books for children and adults. He has been compiling puzzles for over 20 years, and his work offers a vast and varied range of puzzles, from novelty and specialist content, to popular titles such as crosswords, sudoku, wordsearch and dot-to-dots. He lives in Scotland.