anonymous user

Anonymous

How do Etch-a-sketches work?

Anonymous

Answers


Allen Bruce

When you turn the Etch-a-Sketch upside down and shake, it coats the inside face of the glass with aluminum powderetc.


Paul Wyckoff

Etch-a-Sketches have a small stylus on two rails inside that draw a line through aluminum powder and small beads inside it.

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