The Khan Academy site has linear algebra videos for free: http://www.khanacademy.org/#linear-algebra http://www.khanacademy.org/#linear-algebra Also, Octave is

The Khan Academy site has linear algebra videos for free: http://www.khanacademy.org/#linear-algebra http://www.khanacademy.org/#linear-algebra Also, Octave is a free software package similar to Matlab that I imagine could be useful when learning linear algebra, to see instant results for problems that you are trying to solve without a computer.