APPitic is a directory of apps for education by Apple Distinguished Educators (ADEs) to help you transform teaching and learning. These apps have been tested in a variety of different grade levels, instructional strategies and classroom settings.
This is a good way to let parents know what apps are being used in the classroom. By providing parents with this "cheat sheet" for the apps that are being used in the classroom, they could also download the apps and have the students use their favorite at home.
This website has a list of tutorials on how to use Google docs. It includes how to create a document, PowerPoint, Spreed-sheet, and how to utilize Google docs offline. The website also suggests how to utilize Google docs in the classroom. Some ideas include having the students collaborate on a project, keeping attendance, and creating quizzes.