"Filled with practical, insightful facts about the changes boys go through before and after puberty, My Changing Body is the ultimate know-your-body manual for boys. Included here is everything boys need to know about growth spurts, voice changes, body hair, and their reproductive systems--along with fascinating explanations for all those other mysterious physical and emotional changes that accompany growing up. Helpful illustrations and diagrams are presented alongside age-appropriate information for boys. Designed to be used either as a parent-child communication tool or as a book that boys can read on their own, My Changing Body is the best guide to the transitions boys face in the middle grade years and beyond."--Provided by publisher.