The SPIRIT SERIES method has been field tested with more than 50,000 students in 1,750 fourth through eighth grade classrooms. This rigorous literacy & values intervention is delivered as a 15-hour in-school residency, implemented by a specially trained team of dedicated classroom leaders — SPIRITCORPS. In addition to monthly observation and coaching sessions with senior SERIES staff, SPIRITCORPS members use a variety of training and teaching materials to assure top quality outcomes, including: The SPIRITCORPS Leader Guide, unit-specific Lesson Plans, Directors Guides, and Instructional Videos as excerpted below: