About 100,000 tons (91,000 metric tons) of rock fall to Earth from space every year. The world's lightest rock is pumice. Discover more about this feature of the natural world in Rocks, a title in the... This description may be from another edition of this product.
Rocks is a very informative, educational book that would provide a start for learning about rocks. The book includes colorful photographs and illustrations to catch the reader's interest. The language used in the book is very simple and easy to understand. While the book does not provide a great deal of specific information it does touch on the rock cycle and the types of rocks. I found the table of contents, index, and key terms to be very useful in this book.
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