Chalk - Chalk is a calculator that tries to do right what others do wrong.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Public - Group chats.
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
Google for Education - Google for Education takes the cast analytical knowledge of Google and transforms it into a platform that educators can use to better communicate with their students in innovative ways.
chatback - Automatically connect to people around you & chat