Resources:

Video Solutions:

Just like an instructor working a problem at the board, only better! Fast forward or watch parts again and again.

PhET Simulations:

Use these simulations to check your answers on worksheets and homework or just to viualize the concepts. Great for circuits.

Khan Academy:

Video lectures covering all of Phy 4A, 4B, and 4C. Great if you are not understanding something or missed a lecture.

MIT Physics Lectures:

Videos of MIT Physics lectures.

HippoCampus.Org:

Well done, multi-media videos that highlight certain concepts and topics.