Google Classroom - Learning management tool by Google
CS183B - Startup Class - Stanford class taught by Sam Altman & guest speakers
MyEdu - MyEdu's school management system software is a smart education tool which manages all school processes in an efficient & cost-effective way.
YC Startup Class - A live, one-hour class by Sam Altman on Platzi
Klasroom - Parent/teacher communication reinvented
Peergrade - A student feedback and grading platform