Music Theory

Musical Flaschcards - This site lets you review the letter names on all the clefs and reviews key signatures.

Teoria - This site allows you to do identification drills as well as constuct various intervals, chords, and scales.

musictheory.net - This site has lessons on basic principles of music theory as well as drills in ear training and fingerings for insturments.

Easy Music Theory - This site contains 26 free lessons on music theory and provides a quiz plus an answer sheet.

Music Notes - This site contains basic music theory lessons, contains music puzzles, and other activities that focus on the different time periods and basic theory. 

Music History and Terminology

Internet Public Library - This site provides short paragraphs on historical periods of Western music, with illustrated artwork for each period, and links to some composers.

Musical Terms - This site conatins an extensive glossary of terms associated with music.

Composers - This site contains biographical information on composers.