How does Etch a Sketch Work?

Etch A Sketch is a game that many of use grew up with.


Especially for the many of us that are creative in nature, I have also found that many puzzle fans also love retro toys.  In this neat video which is very technical you will be amazed that its just not the case of turning the knobs – which will suit all us geeks that like to know the inside and outs of everything.


How does an Etch a Sketch Work?

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