For the upper elementary and middle school teacher, this unique resource offers 150 science puzzle activities ranging from word scrambles, word searches and categorizing, to variations on crosswords and min-problems solvers to help you add challenge and humor to instruction while keeping lessons moving at a steady pace.

Robert G. Hoehn (B.A., San Jose State University) has taught earth science, physical science, and biology in the Roseville Joint Union High School District of California high schools since 1963 and uses wit and humor daily as an educational tool. Author of numerous publications including Earth Science Curriculum Activities Kit (1991) and Science Starters! (1993), he counts seven National Summer Science grants from the National Science Foundation among his many accomplishments.