Sculpting Circuits
By Samuel Johnson and AnnMarie Thomas ■ Illustrations by Julian Honoré/p4rse.com
You will need
For conductive dough:
1c water
1½c flour
¼c salt
3Tbsp cream of tartar
1Tbsp vegetable oil
Food coloring (optional)
Assorted LEDs
4 AA batteries in a battery holder
Low-current DC motors
For insulating dough:
1½c flour
½c sugar
3Tbsp vegetable oil
1tsp granulated alum
½c distilled or deionized water (check lab supply stores)
Making play-dough creatures is fun, but making them with light-up eyes and moving parts is even more enjoyable. We thought it would be better still if we could make the circuitry out of the ...
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