Students explore natural hazards and their causes, with the aim of understanding that various types of natural hazards occur around the world. These hazards can be classified as those with weather-related causes and those caused by movements within Earth. In this lesson, students explore tornadoes as an example of a natural hazard caused by weather. We recommend reading Chapter 3, which is included in this book selection and provides a Module overview and summary. A list of materials, teacher background information, safety notes, standards, assessments, references, and resources are provided. This book selection also includes the Table of Contents, About the Editors and Authors, Acknowledgments, Appendix B, and Index.