Check back every Wednesday to see who has mastered the most math skills on Khan Academy in the last 7 days.
1. Roberto Osornio (33)*
2. Nayeli Puente (30)*
3. Jonathan De La Torre (26)*
4. Mackenzie Ortiz (24)*
5. Juliana Soto (18)*
Earn your way to the top! Click here to find out how.
*Indicates number of skills mastered within the last 7 days