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* Now, turn the latch into a pixel:
[[Image:One_pixel.png | 300px]]
* Congraulations Congratulations You have built yourself one bit of digital memory and simple digital display!* EXTRA:* Returning Now, returning to the idea of logic, label one side of a knife switch "TRUE" and the other side "FALSE".
* Working in small groups, use multiple knife switches (say five or more) and build a circuit that responds to a complex input. For instance, my circuit has five switches ("A" through "E") and one Light Bulb ("O"). The lighbulb, O, only turns on if switches A, C, and D are True, and switches B and E are false.
** Build your circuit and show that it works.