Google Docs allows for collaborative document editing online. It provides up to 500KB storage for documents and up to 2MB per image. Spreadsheets can contain up to 10,000 rows or 256 columns. Documents are accessible from both Windows and Mac and can be viewed and edited by specifically defined users in real-time. While less powerful than desktop versions, it is free and allows for collaboration over the internet. The document provides examples of how Google Docs could be used in schools for subjects like science, math, language arts, and other uses such as sign-up sheets, schedules and grade books.