The Physics Classroom - Learn basics physics concepts
Minute Physics You Tube Channel
These short You Tube videos will help you understand physics / science concepts.
Physical Science videos
over 500 videos related to different aspects of physical science.
This is a great site for the Physics enthusiast.
Physics Spark Notes
Physics Study Guides
The Institute of Physics
You can join the Institute of Physics for free if you are between 16-19 years of age.
How to study physics
How to study physics (This is a different site from the one above!)
Here is a list of Apps especially designed for Science. There are some physics Apps in the list.