Viola Spolin's work is considered by many to have led to the beginning of modern American improv. She started in settlement houses, working with kids--and her techniques are still incredibly useful! Theatre Games for the Classroom
Our co-director, Michael Burns, has worked with kids for most of his adult life. His book on developing a youth theatre troupe to dramatize issues of importance to teens and families: First You Sit on the Floor
Meanwhile, co-director Kat Koppett wrote the book on applied improv in organizations. While much of this book is meant for businesses and organizations, teachers will find a wealth of information and useful exercises as well. Training To Imagine
Mopco and many other groups perform Theatresports, an improv format that presents a "competition" (it's really a cooperation!) between two teams of improvisers. Theatresports was invented by Keith Johnstone. His books Impro and Impro for Storytellers make great reading. You can find out more about Theatresports HERE
Meanwhile, in Canada, a somewhat similar format has taken off bigtime, and is played in high schools across the country. The Improv Games Canada were developed by Howerd Jerome, David Shepherd, and Jamie "Willie" Wyllie, among others.