We all carry supercomputers in our pockets and use dozens of electric gizmos every day but rarely stop to marvel at the magical act of flicking a switch. Use your ordinary conducting and extraordinary ...
Human conductivity, electrical resistance and series & parallel circuits! Human conductivity, electrical resistance, series & parallel circuits and more! The Curious Crew learns how all circuits have ...
The flashing is thanks to LEDs with a built-in, integrated flashing circuit and the nasty noise comes from a piezoelectric buzzer — both are available from electronics stores that sell ordinary LEDs.
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