Many interesting reasons on how,and why,certain puzzling events occur.Causes are not always fundamental enough to satisfy a professional scientist,but all readers from the early teens should find dipping into this volume absorbing, and usually very informative.Subjects range from happenings in everyday life,to those in: medicine,myths,weather,biology numeracy and the heavens.The explanations should encourage readers to follow up some of the 300+ subjects and so satisfy a valuable purpose of such a book.