Use Google Docs to create, store, and share collaborative lesson plans
Google Forms for student surveys, parent information, and assessments
Cheat sheet for creating a google form! http://thinkshareteach.blogspot.com/search?q=google+forms
http://www.pinterest.com/search/pins/?q=google%20forms&rs=ac&len=8
Examples of survey forms:
Great site with forms: https://sites.google.com/site/singletonbrief/