"Quantum Theory: A Crash Course teaches you everything you need to know about this complex science, breaking it down into 52 digestible topics. Part of the Crash Course series, the book is divided into four chapters, covering various aspects of the theory: Its foundations and principles, its probabalistic nature and concepts, the wide range of scientific interpretations, Its practical applications in our lives. Each chapter contains an overview, timeline and four biographies, followed by thirteen illustrated topics, each broken down into microscopic chunks. `The Main Concept` explains the main concept of the subject, while `Drill-Down` provides further detail or a different angle to enhance understanding. Finally, `Matter` provides a fascinating or unusual fact. This is the perfect crash course for budding quantum theorists." -- LCCat