Air Assault school is at East Range Schofield Barracks, Hawaii.This course is conducted by the 25th Infantry Division (Light) Tropic Lightning. It is an intense, 10 day course designed to give leaders a basic understanding of Army helicopter missions. There is some class room instruction,but it is mostly hands-on and performance oriented. It is broken down into four phases: Pathfinder operations, slingload operations, rappelling phase, foot march phase.