We use the internet every day, but how much do you know about how it actually works? Real-life brainiac Dr. Larissa Suzuki is here to help. We use the internet every day to connect with friends, share information, to navigate and be entertained, but what exactly is the internet, and how does it work? Prof. Dr. Larissa Suzuki is the brainiac with the answers. Combining science, data, and activities to explain how the internet and computers work, as well as online safety tips for kids, this book explains the complexities of the internet in clear language and entertaining illustrations. Written with the trademark Brainiac’s sense of humour and packed with activities to do on and offline, this book is an essential and accessible read for internet-loving kids and their families. Illustrated in color throughout Prof. Dr. Larissa Suzuki is a computer scientist, engineer, author, and inventor. She holds a PhD in computer science and an MPhil in electrical engineering. She currently works as a visiting scientist at NASA JPL, honorary associate professor at UCL, and a technical director in the Office of the CTO at Google. She has received numerous awards for her contribution to industry and international science, including the 2021 Rooke Medal from the Royal Academy of Engineering. She is an advocate for increasing diversity in engineering. Harriet Russell is a London-based artist. She has written and illustrated eight books for children and is the illustrator of the This Book Thinks You’re a . . . activity series. Follow her on Instagram @harriet_russell_illustration.