Clever - syncing between education applications for K-12 schools
MathCrunch - Learn math stress free
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Kalam Labs - Twitch for Science
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Code Fight Club - A fight club you can talk about. Less punching, more coding.