Other
Ruby Cliff Computing: Learn Guitar Theory With Virtualoso Guitar
This is a fantastic site that teaches basic music reading, especially as related to the guitar. Although the site is a promotional software site, the trial version is excellent by itself.
Other
Vic Firth: Educator's Resource Library
This website is a cornucopia of resources for percussion instruction. There are videos, audiocasts, podcasts, interviews with talented percussionists. Please check out this website is you are interested in any aspect of percussion.
OpenStax
Open Stax: Catherine Schmidt Jones: Keys and Scales Are Sets
Help your students identify sets and intersections of sets with this musical activity. Using the concept of key signatures, students will learn that scales are sets of notes. Included with this lesson plan are downloadable worksheets and...