Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
Tuio.org - Tuio is a billing and payment application that allow daycare centers and pre-schools to centralize and manage all parent billing and payment in one place.
Airborn - Create and edit documents online without sacrificing your privacy
GoPad for Schools - School Management
Bit.ai - Bit is a smart real-time document collaboration platform for teams to create interactive documents, manage digital content and track document insights.
Sawyer - Discover a wonder-filled world of kids classes, camps, events, and activities, right in your neighborhood