Questions and answers explore the shape and structure of the Earth, continental drift and plate tectonics, earthquakes, volcanoes, oceans, and other aspects of our world.
Presents seventy answered questions about the Earth, and covers the weight of the planet, how an avalanche begins, why the sky appears blue, and more; and includes quizzes, photographs, and more.
Provides clear and simple answers to over thirty questions children often ask about togas and other aspects of ancient Rome, and includes humorous illustrations.