Can you work out Cluedunnit at Christmas? Team up with world famous private investigator Hartigan Browne and unravel this funny festive Twelve Days of Christmas-themed treasure hunt mystery.The perfect gift or stocking filler for mystery fans!Use your detective skills to discover:* Which bird is hiding in the family tree?* What the dancing ladies in the hall clock are hiding?* How faithful hound Monsieur Phideaux can help your investigation?Packed full of codes to crack, evidence to evaluate, clues to unravel and maps to navigate, Cluedle - The Case of Rudolph's Revenge is a fantastic bumper festive puzzle book for code-cracking families and skilful young super sleuths.Join Hartigan Brown to solve more mysteries in the bestselling Cluedle series with The Case of the Golden Pomegranate, The Case of the Silver Cipher and The Case of the Grindstone Goblet.Or, if you're a super sleuth on the go, why not try Cluedle - 5 Minute Mystery Puzzles: Agent in Training and Cluedle - 5 Minute Mystery Puzzles: Round the World, and solve 50 fiendishly fast puzzles.*Cluedle - The Case of the Dumpleton Diamond was number 1 in the Nielsen Bookscan children's non-fiction charts for three weeks commencing 7.5.2024.