D3 (or D3.JS) is a powerful JavaScript Framework for developing eye-catching interactive visualisation solutions within any compatible web browser (without the use of plug-ins). This incredible framework is free and open-source and is able to run on nearly every modern browser today - allowing you to communicate and visualize graphics in ways that were previously not possible. This book introducing the reader (you) to the D3 framework - including simple explanations and practical examples. Don't have much time? Get up to speed fast on the essentials of the D3 Framework with this 20 Minute Coffee Break Series. Whether you need a crash course or a brief refresher, this book gives a concise, practical primer that will help bring you up to speed on the basic principles. Facts and samples that you can quickly read and apply, for ambitious professionals and hobbyists.