A collection of videos, by ETSU Center for Academic Achievement, which tackles a variety of topics from different sciences.
ETSU Center for Academic Achievement

Applying Ohm's law to lighting strikes. http://cfaalearning.etsu.edu (423) 439-7111

Josh and Hannah solve a net ionic equation. http://cfaalearning.etsu.edu (423) 439-7111

Converting from grams to atoms (with mols as a middle step). http://cfaalearning.etsu.edu (423) 439-7111

An in-depth look at working with the mol in chemistry.

Using concentration tables in General Chemistry. http://cfaalearning.etsu.edu 423-439-7111 123 Sherrod Library East Tennessee State University

A few study tips to help you get that grade in your Anatomy and Physiology classes.

A brief explanation of the transportation of substances across membranes, including diffusion, osmosis, passive and active transport.