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.
Corkboard Connections: 20 Terrific Presentation Tech Tools for Kds - Free ebook compilation of teacher recommendations for using online tools or mobile apps for classroom presentations. Also includes an editable student list that can be used as a handout when assigning projects.