iTunes U is a free service hosted by Apple that allows instructors, administrators, and affiliates to manage, distribute, and control access to educational audio and video content for students within a college or university.
iTunes U Course Manager is a web-based tool that allows instructors to create and distribute courses on iTunes U. Instructors at K12 school districts as well as colleges and universities whose institutions have an iTunes U site can get access to iTunes U Course Manager through their iTunes U Public Site Manager administrator.