Daily Quest · 2026-10-26
Fix the code · difficulty 2 of 3
You wired up a piezo buzzer on the bench to hum a steady tone, a little background drone to keep you company while you tinker. Trouble is, it's not making a sound. Somebody left a bug in the control code, so grab your coffee and sort it out before you call it downtime.
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.