CS183B - Startup Class - Stanford class taught by Sam Altman & guest speakers
Mochi - Write notes and flashcards with Markdown and study them with spaced repetition.
YC Startup Class - A live, one-hour class by Sam Altman on Platzi
Merge Mega - A video app that provides solutions to unanswered questions
Google Classroom - Learning management tool by Google
Glean.co - Personalized learning for educational video lessons