Ever wondered how transistors work? In this lesson, we use a bit of chemistry to motivate semiconductors and diodes, and use diodes to understand transistors.
How transistors work
http://mw.concord.org/modeler/article...
How transistors work
http://www.explainthatstuff.com/howtr...
How memory works
http://www.i-programmer.info/babbages...
Bipolar junction transistor animation
http://www.learnabout-electronics.org...
Electrons and holes in semiconductors
http://www.eecs.berkeley.edu/~hu/Chen...
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