Part I of the teachers' commentary for "Exploring Data" includes a brief description of demands on the reader in terms of reading vocabulary and mathematical skills and comprehension, lists the substantive areas covered by the examples, suggests ways in which the pamphlet might be used in the classroom, and discusses background information for the individual chapters of the pamphlet. Part II provides complete solutions for the exercises of each chapter. For other booklets and teachers' guides in this series, see SE 016 798 through SE 016 805. (DT)