EXAMPLE: The Big Fat Notebook series is built on a simple and irresistible conceit—borrowing the notes from the smartest kid in class. The Big Fat Notebook series is built on a simple and irresistible conceit&;borrowing the notes from the smartest kid in class. Add it now to start borrowing from the collection. The Big Fat Notebook series is built on a simple and irresistible conceit--borrowing the notes from the smartest kid in class.