Daily Quest · 2026-07-23
Finish the wiring · difficulty 2 of 3
The comms alcove is dead silent, and it's your own fault. Last shift you yanked the piezo buzzer off its leads to test something else and never wired it back. The code's fine — you just have to lay the buzzer out and reconnect it so the steady hum comes back.
Solve it in the free browser circuit simulator: no kit and no install needed. A new challenge every day at craftingtable.com/daily-quest; past days are in the archive.