Twenty explanations about extreme weather phenomena and the way our planet behaves. Reading Age 7-14 years. Explore the power of our planet; what is behind the terrifying tornadoes, what causes the rumbling and groaning beneath us, the firey eruptions, the geysers and the earthquakes. There is something here for all ages and all reading abilities. Use this wide range of reading material as a motivating context for teaching comprehension strategies. Through guided reading students gain control over scientific concepts and get an understanding of the explanation genre works. Follow-up activities include diagrams, poems, stories, newspaper reports, etc.