9 Recorded computer chatbot programs; downloadable chatbot mobile applications; Recorded computer programs for student and classroom engagement and interaction, for improving student motivation and effective study and learning, for managing projects and assignments, for developing and accessing content and curriculum, for developing and implementing course plans, for tracking and monitoring student progress and performance, for messaging and communications, and programs for engagement, access, and use by instructors, students, administrators, and other users; Downloadable mobile applications for student and classroom engagement and interaction, for improving student motivation and effective study and learning, for managing projects and assignments, for developing and accessing content and curriculum, for developing and implementing course plans, for tracking and monitoring student progress and performance, for messaging and communications, and applications for engagement, access, and use by instructors, students, administrators, and other users