You will need:
- A BBC Microbit
- Microbit Battery Pack
- 2 AA Batteries
- A small empty cardboard box
- An FS90R continuous servo
- 3 banana plugs
- A cardboard or plastic arrow
- Selotape
- Scissors
- Screwdriver
Step 1 - Prepare the servo
Step 1 – Strip the ends of the Servo wires and attach them to the banana crocodile clips.
Step 2 - Test the servo
Connect your servo to the Microbit and run some test code to make sure it works.
- Brown / Black – Ground GND
- Red – 3V
- Orange – Pin 0
Step 3 - Attach the servo
Create holes and add your spinner
Step 4 - attach the Microbit
Cut holes and add your Microbit
Step 5 - attach the spinner
Step 6 - Wire up your Microbit
- The spinning arm could move in random directions or speed up / slow down over time.
- Instead of just displaying Truth/Dare your program to give the user a specific dare to do / truth to tell from a list of truths/dares.
- You could add a speaker / buzzer to the project and include sound effects.