Ever wonder why and how cats purr? Do you sit there looking clueless when a child asks you where hiccups come from? Have you ever wanted to know the derivation of the word "pundit?" If the answer is yes to these questions, then this book is for you. Divided into seven categories—the natural world, human body, language, holidays and special occasions, humanities and culture, cuisine, states and culture—this book will turn you into a veritable fount on knowledge on all manner of subjects, whether it's the development of the zipper or the origin of the word "posh."