Amazon.com: LEGO MINDSTORMS EV3 Building Set Includes 3 Interactive Servo Motors, Remote Control, Improved And Redesigned Color Sensor, Redesigned Touch Sensor, Infrared Sensor And 550+ LEGO Technic Elements : Toys & Games
How to Program the EV3 Color Sensor - YouTube
Red Light, Green Light
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Program the EV3 Color Sensor to Detect 16.8 Million Colors (Sort Of) – RGB Color Sensor – Builderdude35