Explore the history of the earth and life as recorded by rocks. If you're not absolutely excited: think again! Learn and play to understand the mysteries of our planet; from the functioning of volcanoes, to the impetus of earthquakes, to the creation of minerals. How does it work? How does it impact us? We are excited about this new series from the best-selling concept, Geology: Mad for Science. 56 packed pages with games and activities, including instructions for inventing your own gems and for executing your own, easy-to-do, experiments at home! Ages: 8 plus