Channels Like Khan Academy
Khan Academy is a nonprofit channel offering free online classes, math and science tutorials, and lessons across arts, humanities, and more. Its content rests on videos, articles, and interactive practice problems for a wide range of topics, with a focus on education and online learning. The channel publishes regularly (average ~3.2 uploads per week) and garners about 2.2B total views across 9.3M subscribers, based on recent uploads and description data.