We live on Earth's crust, but there are other layers beneath the crust. They are the mantle and the outer and inner core. In 1915, scientist Alfred Wegener said

Describes plate tectonics and how they cause earthquakes and volcanoes, and discusses how scientists study the nature of earthquakes and volcanic eruptions.

Basing their research on geophysics, oral legends, and archaeology, the authors offer evidence that the flood in the book of Genesis actually occurred.

Presents an introduction to volcanoes and earthquakes, explaining how the movement of the Earth's interior plates cause their formation and describing the volca

In this adventurous title, readers learn all about plate tectonics! A brief history of Alfred Wegener's theory of continental drift introduces readers to the de