PAL Packs are self-study packs created in Moodle that contain resources, activities, and assessments to allow for personalized and active learning. They have a flexible structure and focus on developing quality learning experiences through instructions, learning objectives, varied content like videos and tutorials, activities like forums and wikis, and assessments like quizzes or assignments. Support is available to help instructors create PAL packs, which provide benefits like flexible learning, differentiation for learning styles, engagement, and teaching independent learning skills.