Start small and simple. Then, slowly build complexity as you get more wonderful ideas!
Learn from examples
Take your time making fixings (gluing, etc). This will save you in the long run!
Example Servo Connection on Pin 0 (but you can use other pins!).
Take note of the colour matching
Servos:
When using makecode - be sure to add the servo extension:
Example Code: Make a servo (connected to Pin 0) swing back and forth every second (great for waving an arm!)