This document discusses learning management systems (LMS) and the features of the AEA PD Online LMS. It defines an LMS as software or web-based technology used to plan, implement, and assess learning by allowing instructors to create and deliver content and track student participation and performance. The AEA PD Online LMS is free for participating schools and provides training/support, a place for teachers to share resources and online content, and access to educational resources through single sign-on with a Google account. It allows features like conditional activities, audio/video, forums, quizzes, and rubric-based grading to customize online courses.