A.D.A.M. Music School
   Offers free online music lessons for beginners. Registration required.
   http://www.adam2-1.com/music.html

Elements of Music Notation
   Basic introduction to reading music. Learn note names, clefs, staff, and signs. Worksheets with answer keys included.
   http://www.lessontutor.com/eesMusic1.html

Gary Ewer's Easy Music Theory
   Contains 26 free lessons that teach you the beginnings of music theory. Learn about the staff and clefs, sharps and flasts, scales, key signatures, and triads.
   http://musictheory.halifax.ns.ca/lessons.html

Happy Note
   Offers computer games that allow kids to learn how to read music in a fun way.
   http://www.happynote.com/music/learn.html

Introduction to Reading Music
   Uses simple terms to introduce the most important topics in reading music.
   http://datadragon.com/education/reading/

Java Music Theory
   Java applets designed to help students of music improve their basic music reading skills.
   http://www.emusictheory.com/

Music Theory
   Articles, online reference books, interactive exercises, and questions.
   http://www.teoria.com/

Nadaburg Elementary School: General Music
   Features online quizzes including dynamics, key signatures, note recognition and symbol identification.
   http://www.nadaburgschool.org/General_Music.htm

The Basics of Reading Music
   Kevin Meixner offers a free tutorial that teaches about the staff, treble clefs, bass clefs, and note names. Includes audio samples.
   http://www.notationmachine.com/how_to_read_sheetmusic/readingmusic.htm