First introduced in Lesson Book 1, Mozart Mouse is an adventurous toy mouse who explores the children's Music Room with Beethoven Bear and other toys from the playroom. He likes the piano's high sounds best, saying "I find them quite refreshing!" He is a quick learner who composes beautiful music and enjoys performing at concerts. The course centers on the adventures of Beethoven Bear™ and Mozart Mouse™ as they learn about music. The plush animals of the two characters are integral to making the course fun for young students. 5 inches tall.