musictechteacher.com Many games (find them under the Quizzes page) for general music K-8
allthingsmusical.com A collection of resources, articles, reference materials and ideas.
musicwithmrsdennis.blogspot.com Interesting blog with many insights, lesson ideas and tech tips.
creatingmusic.com A small collection of great games. My students love the ones for ear training and pitch memory.
midnightmusic.com.au Scroll down and you’ll find freebies and a great collection of articles on tech integration in music education.
squeakysrecorderplayhouse.com My upper grades like this page when we’re looking to do something different. Lots of resources at all levels, and very student friendly.
freetech4teachers.com Just as advertised. There are many how-to articles on this blog as well as reviews, ideas and download links. It is not music specific but still very useful.