Author:  Collins, Tim 
Primary & middle schools
Published on 12 May 2022 by Michael O'Mara Books Ltd (Buster Books) in the United Kingdom as part of 'the Adventures of Sherlock Bones' series.

Paperback | 192 pages, Black and white
129 x 197 x 18 | 178g
When the crown jewels go missing from Kennel Palace, it’s up to super-sleuth Sherlock Bones and his trusty sidekick Dr Catson to solve the crime. But with multiple suspects and a trail that’s starting to run cold, will they be able to catch the culprit in time?  The first book in a brand-new Sherlock Bones mystery fiction series, this fun puzzle adventure contains over 30 games – such as mazes, search games and silhouette matches – that are woven into the action, so the reader can feel immersed in the exciting detective plot and help Bones and Catson solve the mystery.