skribbl - Word guessing based on drawing.
GoPad for Schools - School Management
LetsDraw.It - Guess and Draw, Drawing Battle, Pictionary, Copy picture - online drawing games where you can compare your skill with others.
Tuio - 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.
gartic.io - Draw, guess, and win!
Sawyer - Discover a wonder-filled world of kids classes, camps, events, and activities, right in your neighborhood