Learn about the biggest, oldest and most spectacular natural and man-made wonders of our world, including the Great Wall of China, Taj Mahal, Great Barrier Reef, and more. Engaging text, detailed facts, and impressive statistics give children exciting scientific insight into the many wonders of the world. A glossary at the end of the book helps reinforce the information. Parents, teachers, and librarians will want to collect all of the books in this series to create a very cool first encyclopedia to build early research skills.