Lesson 7 - Buzzers and LED, 2 way button.

Requires:

* PC or laptop or tablet connected to the internet and USB port

* micro:bit

* USB wire

* Crocodile wires

* Button, buzzer, three LED 

Connect traffic lights:
Connection diagram
traffic.jpg
Coding practice:
Microbit-logo-stacked.png
Challenge solution:
traffic code.jpg
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