>I know it is a hard pill to swallow that such a pedagogical luddite such as Sal Khan is having such a broad and important impact on learning when the professionals are struggling mightily.
How are we quantifying Khan Academy's "broad and important impact" on learning? If someone learns from the KA videos, what do they typically accomplish afterwards?
How are we quantifying Khan Academy's "broad and important impact" on learning? If someone learns from the KA videos, what do they typically accomplish afterwards?