Visual Basic is the version of BASIC used for Windows programming. It is utilized as a user interface builder for many applications. This book employs a teach-yourself approach to mastering programming in Visual Basic, and is designed for both new and experienced programmers. It is divided into 15-minutes-a-day exercises to aid learning; furthermore, each chapter begins with a review skills check and ends with a mastery skills check. The "Teach Yourself" series uses the following formula to ensure a reader's comprehension: chapter objectives which highlight topics to be covered in each chapter; concrete examples of concepts; exercises based on real-life programming situations; keyword lists in every chapter; and mastery-skills check to ensure a reader's comprehension before moving on.