Ark7 - Choose a property and invest in shares
Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.
Quesba - Search millions of textbook solutions
Clever - syncing between education applications for K-12 schools
Google Classroom - Learning management tool by Google
Claroline - Claroline is a collaborative eLearning and eWorking platform.