Nelson Minh Hernandez

Will there be additional videos after the Eras?

1. Общност
2. News and Updates from Khan Academy
3. Content Update: World History Project - Origins (beta)

Here are my ideas: New Badge Tier: Supernova Badges Description: Supernova badges are mythic. Exotic in both nature and reality, these Khan Academy awards are so rare that no sane person would dare...

1. Общност
2. News and Updates from Khan Academy
3. Update: New point badges!