. . . "Problems and exercises" . "Provides the most important concepts, problems and processes you need to know in geology, including metamorphism, faults and mountain building or the crash and crunch factors, the earth's interior and plate tectonics, and earth surface processes." . . "Problems, exercises, etc" . . "Geology" . "The rockin' world of geology, part 2" . . . . . . . . "Rocking world of geology" . . . "The rockin' world of geology : Part 2" . . . . .