This is the first in a series of posts comparing Khan Academy's online math courses to our new Shormann Math curriculum. Shormann Math is part of DIVE Math and Science. When Sal Khan started tutoring his cousins in 2003 using digital whiteboard video lectures, my family's small business was already in its third year of producing similar products. Since then, … Continue reading Comparing Khan Academy’s Mastery Approach to Shormann Math’s Fluency Approach for Teaching High School Math