Getting your first smartphone means joining an online world that's full of exciting opportunities--but also real-life risks. This book, written by a former police detective and expert on digital crime, helps you become a smart, safe digital citizen.

Through an engaging mix of comics and sidebars, infographics, real-life examples and simple guidelines for staying safe online, young readers will learn:

- How to spot fake information and avoid online scams- What a "digital tattoo" is, and how to avoid getting one- The sneaky tricks scammers use to get your data- What photos and information should never be shared- And much more!

Comics by Japanese illustrator Popoko have a cool manga aesthetic that appeals to young readers. This is the ideal book for parents who want to start a continuing conversation with their children about how to thrive in today's social media world.

Portrait

Narumi Sasaki educates students about how to stay safe online and reduce crime. As the former Director of Digital Investigations for the Saitama Police Department in Japan, he gathered and analyzed digital evidence from computers, security cameras and smartphones, gaining experience in cybercrime investigation. He is currently director of School Police, an organization whose mission is to reduce students' risk of becoming involved in crime. In this role he raises awareness by speaking about crimes involving students, bullying, social media, the spread of inappropriate videos, and other high-stakes topics.

Popoko is an illustrator, nurse and single mother to a young son. She is the illustrator of Manga Guide to Moods for Young People and Sex Isn't a Taboo: What Every Young Person Should Know About Sex, Birth Control, Gender, and Sexual Violence (both from Shufu to Seikatsu Sha), among other books.