||Style of content
||score out of 10
||Cogito does animated content on varried history topics
||3Blue1Brown make videos and visualizations of incredibly interesting math problems
||AlternateHistoryHub is a channel focused on what if questions such as what if the roman empire still existed
|Art of Enginerring
||Art of Engineering makes videos about engineering topics and summarizes topics such as conversion from duck-power to horse power and how aircraft carriers work.
||Captain Disillusion debunks online internet videos and explains video effects and video technology, his videos are perhaps the best on YouTube.
||This channel covers random topics in history and computer science an an incredible way