Have you ever met a Grumpasaurus? I bet you have. In fact, you may even have one in your own home. Want to know what makes them tick? This handy guide, meticulously researched and lovingly illustrated, tells you everything you need to know. Above all they should be handled with care—otherwise they can become VERY loud and VERY fearsome. In this appealingly modern and clever picture book, a field guide format is applied to the study of the cranky child . . . er, rather, the GRUMPASAURUS . . . who, in spite of himself, will win your heart.