Tornadoes are the most violent storms on Earth! Their twisting winds flatten houses and uproot trees in minutes. Young readers find out how to tell if a tornado is on its way, where to go, and how to stay safe in this high-interest title.

When the weather on a mountain turns quickly, an afternoon activity can turn into a matter of life or death. Don't be caught unaware! Read about how to protect yourself from wild animals and thin air to survive until rescue groups find you in this exciting book for students.

Scientists categorize rocks into three different groups depending on how the rock was formed. Humans have used rocks from all groups as tools and in construction for thousands of years. Readers will be amazed to learn how heat, pressure, magma, and even water bring minerals together to form these useful compounds in this elementary title.