Skip to Main Content
Wellesley College Research Guides

Music: Music Theory

Featured Resources

Open source textbooks also available (hosted through Rice University and can be viewed online or downloaded as a pdf. file)

Introduction to Music Theory


Understanding Basic Music Theory


Free Online Music Courses

Understanding music theory, covering a broader spectrum of music theory and practice with a main focus of ear training. Also available in mobile applications.



Online music theory exercises and interactive learning tools for free.

Free lessons and exercises (might require companion apps)

Tutorials, and browser-based exercises for ear training and music theory

Contains ear training exercises simple keyboard-based interface and multiple difficulty levels for each topic.

Also available in mobile application: 

For android app download click here

For ios app download click here

Browse-based ear training, which covers intervals, scales, and chords

Notation Software


Download Free:

Mac | PC

(Wellesley Students Only)



Simple and free notation software