A fictional engineer we'll call John Archer spent a decade designing hardware
and writing code for microprocessor-controlled games manufactured by a toy
company. Citing a market for "back to basics" toys, the company president said
he wanted to introduce a new line of simple games that would flash a red LED
when a target was struck by a rubber band, rubber ball, or other reasonably-safe projectile. The catch: The game should not use a battery or external
source of power. How did Archer solve this very different assignment?
Go to www.Jameco.com/search9 to see if you are correct.
The puzzle was created by Forrest M. Mims III
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February 2011 41