Chapter 2: This chapter deals with measurement. Students are guided through a number of interactive simulations that give them an understanding of how measurements relate to the concept of significant digits, accuracy, precision and percentage error. Students use a game of darts to learn the distinction between accuracy and precision. This product uses the interactive capabilities of a computer. The chapter has an embedded end-of-chapter quiz, uses graphics, animations, user interactivity or embedded video on almost all pages. This product is designed to provide bite-sized pieces of information in an effort to enhance the scientific literacy of our next generation, not to overwhelm them with sheer quantity of information. Chapter 2 section titles: Measurement in Science • Significant Figures • Operations with Significant Figures • Scientific Notation • Operations with Scientific Notation • SI Units • Derived Measurements • Evaluating Measurements in Lab • Measurement in Science Quiz. This product works both on a Macintosh or PC computer.