Learn how to build an engaging escape room puzzle using multiple color sensors in this comprehensive 48-minute tutorial video. Discover the process of creating a system where correctly placed colored "gems" trigger matching LED lights and ultimately activate a relay to release a maglock. Explore the use of an ESP32 (or Arduino) microcontroller, TCA9648A I2C Multiplexer, TCS34725 color sensors, PL9823 programmable LEDs, a relay module, and an electromagnetic lock. Follow along with detailed wiring instructions and code explanations. Gain insights into working with acrylic gems, understanding color sensor functionality, implementing programmable RGB LEDs, and utilizing I2C multiplexers. By the end of the tutorial, acquire the skills to create an interactive and technologically advanced escape room experience.