Physics
For a friendly approach to basic physics, catch the animations at Fear of physics http://www.fearofphysics.com/index1.html
Physics animations from the University of Colorado https://phet.colorado.edu/en/simulations/category/physics
Tutorials for high school students
https://www.physicsclassroom.com/
The Science Cube is a YouTube channel with a number of physics tutorials
https://www.youtube.com/thesciencecube
Physics.org is a friendly place for those wanting to know more about physics. "Cartoon Street" for those wanting to know how everyday objects work; an extensive list of "Common questions" (answered!); and links to more resources
https://www.iop.org/explore-physics
Annenberg Media have put up a nice resource on "Physics for the 21st century", produced by the Harvard-Smithsonian Center for Astrophysics Science Media group and the Harvard University Department of Physics. Well worth a look.
https://www.learner.org/series/physics-for-the-21st-century/
Particle Adventure
http://particleadventure.org/index.html
String Theory
http://www.superstringtheory.com/
Physics songs database
http://ww3.haverford.edu/physics-astro/songs/