The Wonders of the World series covers topics of special interest to kids. How did the Grand Canyon form? What is quicksand? What is the biggest gem and how did it form? In concise text, each book offers readers clear explanations of the topic and presents anecdotes that provide fascinating stories surrounding these wonders. In addition, kids interested in further study of the topic will find relevant Web sites, a bibliography, and index.
还没人写过短评呢