Untools - Hand-picked tools for better thinking
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.
Super Thinking - The big book of mental models
Clever - syncing between education applications for K-12 schools
Mental Models - Thinking tools to help you navigate life better
Claroline - Claroline is a collaborative eLearning and eWorking platform.