Some of the best Google training can be found online for free. If you don't find what you need in the district-made videos, try searching YouTube - there are thousands of how-to videos available.
- Playlist of helpful Google Classroom how-to videos:
https://www.youtube.com/playlist?list=PLSIN0MWJTHBIKNfd9w3EBfjSGoy2bKBkG
- District-specific videos for common Google Apps questions (newest listed first):