Dive into a thrilling middle-grade historical adventure set during the height of World War II. The Bletchley Riddle plunges readers into the secret world of codebreaking at Bletchley Park, where secrets and espionage abound.

Meet maths whizz Jakob Novis, recruited to crack the Nazi’s Enigma cipher, while his sister Lizzie undertakes her own undercover mission to find their missing mother. This unputdownable story is filled with codes to decipher and mysteries to unravel, keeping readers on the edge of their seats.

• Thrilling historical adventure centered on World War II codebreaking.
• Features codes to decipher and mysteries to unravel.
• Authored by bestselling authors Ruta Sepetys and Steve Sheinkin.
• Shortlisted for the Young Quills Award for Historical Fiction 2025.
• Appropriate reading age for middle-grade readers: 8 - 12 years.

• Brand: Oneworld Publications
• Author: Steve Sheinkin, Ruta Sepetys
• Binding: Paperback
• Language: English
• Print Length: 400 pages
• Publication Date: October 10, 2024
• ISBN-13: 978-0861549023
• Dimensions: 129 x 29 x 198 mm
• Weight: 294 g
• Reading Age: 8 - 12 years

Experience exquisite historical storytelling packed with ciphers, secrets, and spies in this gripping tale of wartime bravery and mystery.