Check back every Wednesday to see who has mastered the most math skills on Khan Academy in the last 7 days.
1. Manuela Guerra (18)*
2. Carolina Mora (17)*
3. Belinda Castro (12)*
4. Tie! Bryant Flores & Brianna Zamora (7)*
5. Tie! Sasha Saldana & pedrozal104556 (6)*
Earn your way to the top! Click here to find out how.
*Indicates number of skills mastered within the last 7 days