Micro:bit for Mad Scientists

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8MAD SCIENTIST MIND GAMES

In this chapter, the Mad Scientist turns their attention to the source of their genius—the mind! First, you’ll learn about your nervous system by testing how long it takes to react to stimuli. You’ll then build a lie detector that measures galvanic skin resistance, one of the factors used in polygraph tests. Use it on your friends. If they get warm and sweaty when you question them, they might be lying to you!

EXPERIMENT 10: HOW FAST ARE YOUR NERVES?

Difficulty: Medium

People process stimuli with nerve cells, or neurons. ...

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