Join The Code Breakers as they tackle exciting puzzles that lead to deeper investigation and intrigue! Matthew, Bell and Jimmy have always loved Maths. Little did they know that their hobby would eventually lead them to work with the police, take them to different countries and meet with all sorts of dangers that would test them to their limits! Each book in the series is a new adventure that invites readers to help solve Maths puzzles and codes, together with the three friends. Solutions are provided, and the stories also come with interesting and educational fun facts to grab the interest of readers. This set includes two titles: The Downfall of the Two Kings and The Stolen Aztec Treasures. Aaron Tan has a Doctorate in Education from the University of Durham, UK and Pearl Tan has a Masters in Education from the National Institute of Education, Nanyang Technological University, Singapore. They have been in the education field for the past 30 years. Between them, they have impacted thousands of young learners in Primary School all the way to tertiary levels with their passion for learning. This new series of books takes its inspiration from their early Mathemagazine series from 30 years ago! Written to spark a love for Mathematics in young readers, the publication had more than 40,000 subscribers eagerly looking forward to each new issue.