642,612 views
8,265,970 views
402,722 views
387,060 views
2,059,418 views
293,763 views
182,177 views
478,068 views
79,372 views
445,452 views
224,781 views
861,330 views
659,998 views
1,250,949 views
780,697 views
759,509 views
262,637 views
726,761 views
1,007,897 views
748,949 views
301,165 views
901,391 views
1,195,926 views
2,855,593 views
Only students who are 13 years of age or older can create a TED-Ed account.
