1. micro:bit for primary schools – mb4ps.co.uk
Session 6
Pressing the pins
Written by Neil Rickus. Licensed under CC BY-NC-SA 4.0

2. Objectives Complete a circuit using the pins Create random numbers
Use selection (if, then, else)

3. Completing a circuit
We can create a circuit by touching 0 (P0 in the Block Editor) and ground (GND)
Try making something happen when pin P0 is pressed
You might display a string or random numbers

4. Including random numbers
We can use random numbers to display different messages to the screen by combining them with selection (if, then, else)
This program will make
a friendship detector

5. Challenges
Make a message scroll before your friend tester results are displayed
Make pin 2 test for something else (e.g. how hungry you are; what video game you should play; where you should go next on holiday)