Learn how to create an electronic puzzle using a load cell and Arduino for escape rooms in this 36-minute tutorial video. Discover the process of building a weight-based challenge that unlocks an electromagnetic lock when players place items of the correct weight. Follow along as the instructor demonstrates the puzzle, explains key components like load cells and magnetic locks, guides you through wiring, and walks through the Arduino code. Gain insights on calibration and sensitivity adjustments to fine-tune your puzzle. Access additional resources including documentation, code downloads, and wiring diagrams to support your project implementation.