Bring real-world problem solving into your classroom with this hands-on Design Thinking Traffic Light Coding Challenge for the Micro:bit! Students become engineers and coders as they design, build, and program a working traffic light system using only a Micro:bit, alligator clips, LEDs, and cardboard — no extension board required. Perfect for STEM, coding, makerspace, and technology classes, this ready-to-run resource combines computational thinking with authentic design challenges in an enga