Are you ready to... * Crack the mysteries of Morse code? * Solve some sneaky semaphore puzzles? * Put your detective skills to the test? Packed with tons of terrific brainteasers, this book is the perfect challenge for young spies and super-sleuths!

 

This book is part of a book series called Brain Boosters .

There are 32 pages in this book. This book was published 2019 by Arcturus Publishing Ltd .

Lisa Regan is an experienced writer of children's fiction and non-fiction books. Penny Worms and Graham Rich are a creative team with over 20 years' of children's publishing experience. Penny is a children's book editor and writer whose book credits include The Gruffalo Child's Sticker Activity Book (Macmillan) and a number of books for the ever-popular Wallace & Gromit. Graham is a versatile graphic designer and illustrator, who enjoys creating funny cartoon characters and designing exciting children's books. Ed Myer is a Manchester-born illustrator. After growing up in an artistic household, surrounded by other artists in the family, Ed studied ceramics at university but always continued drawing pictures. He now lives in London.