Chalk - Chalk is a calculator that tries to do right what others do wrong.
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
chitchat - Chat Room with Selfies and Pagers (yes, pagers!)
Clever - syncing between education applications for K-12 schools
Twist - Check fewer notifications, do more meaningful work. Twist is the team communication app for calmer, more organized, and more productive teamwork.
Claroline - Claroline is a collaborative eLearning and eWorking platform.