Variations is a software system for streaming audio course reserves. This system allows students to have 24/7 access to their assigned listening, and provides instructors with easy access to recordings for use in the classroom. Any instructor who wishes to include music in the classroom or as an assignment may use Variations. For more information about using Variations in the classroom, visit our Variations LibGuide. If you would like to use Variations in your classroom, you may contact the Variations team at