"Storad, Conrad J." . . "Crust of the Earth." . . . . . . . "Uncovering Earth's Crust"@en . "Electronic books"@en . "Electronic books" . "Uncovering Earth's crust" . . "The outside layer of our planet is an active place. Earth's crust is always growing and changing. But do you know how Earth's crust forms' And what happens when its plates shift suddenly' Find out more about the moves that make mountains and ocean ridges in this interesting book!" . . "Juvenile works" . "This book describes how mountain ranges, ocean ridges, and the Earth's crust are made." . . . . . . . . . "Earth (Planet)" . . "JUVENILE NONFICTION / General" . . . . "Geology." . . "Earth Crust." . .