Check back every Wednesday to see who has mastered the most math skills on Khan Academy in the last 7 days.
1. Sasha Saldana (40)*
2. Cadence Hazelton (35)*
3. Kyler Martinez (17)*
4. Eli Grace (12)*
5. Elena (11)*
Earn your way to the top! Click here to find out how.
*Indicates number of skills mastered within the last 7 days