Can you solve the passcode riddle?
9,312,477 views | Ganesh Pai • TED-Ed
In a dystopian world, your resistance group is humanity's last hope. Unfortunately, you've all been captured by the tyrannical rulers and brought to the ancient coliseum for their deadly entertainment. Will you be able to solve the passcode riddle and get everyone out safely? Ganesh Pai shows how. [Directed by Jun Zee Myers, narrated by Addison Anderson].