Summarizing major concepts and key points this book tests students knowledge of the principal theories in structural and stress analysis. Its main feature is helping students to understand the subject by asking and answering conceptual questions. Each chapter begins with a summary of key issues and relevant formulas. A key points review identifies important concepts which are essential for students understanding of the chapter. Numerical examples are used to illustrate these concepts and demonstrate the application of the formulas. A short discussion of the problem is provided before the solution is revealed to ensure that students know not only how but also why a formula should be used.