Library

1Physics by Benjamin Crowell and his webpage, where you are free to download other physics materials.

2.Lectures by Richard Feynman (thanks to Microsoft) can be found at: http://research.microsoft.com/tuva. For more informatiob visit: "Исторически лекции по физика са достъпни в Интернет".

3. Lectures by  Assoc. Prof. Ph.D. Georgius Christakudis for students in Biology and Ecology can be found here: http://elearning-phys.uni-sofia.bg/~gchrista/Lekcii/