Khan Academy
Edit: spelling
Bill Wurtz if you’re in a hurry to learn the entire history of the world.
Linus tech tips for me – while lots of his content is just for fun, I was really in a quandary over what kind of processor to put in a computer at work, but he posted a video that helped me make my decision
Most helpful for your pet needs, Helpful Vancouver Vet!
Project farm, AvE, Lockpicking lawyer, primitive technology, Alec Steele