khanacademy

Salbus Dumbledore gets #HogwartsHackWeek underway! We’re hacking ways to make learning more magical for our students & professors all over the world. ☺️✨🧙‍♂️ #hackathon #harrypotter pic.twitter.com/ZtErBUoVJG

— Khan Academy (@khanacademy) February 27, 2018