There are several other quiz buzzer projects kicking around Hackaday if you’re interested. One of our favorites is this system which uses plastic bowls as the buttons.

Since [Chuck] only had a short bit of time and a tiny budget to work on, he opted to find the easiest solution to the problem, which was an Arduino-based game show buzzer system. The game display ...

You may have beaten the buzzer in Battle of the Buzzers quiz #1 and #2, but now you only have 40 seconds in Battle of the Buzzers #3! See if you can be Top Class and beat the buzzer in this super ...