Wally and Noodles are back to the business of scientific innovationand fun. In London, they meet a young pickpocket named Dobbin who works for a mysterious criminal called the Tick-Tock Man. Soon they are racing through secret tunnels in a bid to help Dobbins little sister. Can the brave boy-scientist and his loyal sidekick find the one person who can save her before its too late? History and technology collide in this humorous series brimming with mad science.

 

This book is part of a book series called Gadgets And Gears .

There are 144 pages in this book. This book was published 2017 by Houghton Mifflin .

Kersten Hamilton writes action-packed adventures for young readers. You can find out more about her at kerstenhamilton. com.