Ladyada, Arduino Ch. 2, Resistor Calculating

Morse Code, Beginning Arduino Ch. 2 :

https://vimeo.com/48855344

Frying an LED:

https://vimeo.com/48855345

Ladyada Lesson 3, Part 1:

https://vimeo.com/48855346

Ladyada Lesson 3, Part 2:

https://vimeo.com/48855348

Resistor Calculating Activity