Introductory physics
3 resources
▶ YouTube
Video series
Crash Course Physics
46 animated episodes covering all of introductory physics from mechanics to quantum basics in 10-minute chunks.
⬡ Website
Video series
Problem sets & exercises
Physics - Khan Academy
Self-paced physics covering motion forces energy waves electricity and magnetism with built-in practice problems.
▶ YouTube
Single video
The Map of Physics - intro video
An 8-minute animated overview of the entire field of physics - branches connections and unsolved problems.