Create an Arduino-based escape room puzzle where players blow out candles in a specific sequence to unlock a maglock. This 40-minute tutorial guides you through building a medieval dungeon, Egyptian tomb, or haunted mansion-themed challenge using an Arduino Nano, microphone sensors, LEDs, and a serial MP3 player module for sound effects. Learn about the necessary hardware, follow a detailed component wiring diagram, and understand the Arduino code step-by-step. By the end, you'll have the skills to implement this interactive puzzle in your own escape room designs.