-Servo Motor SG5010
First, Create base for a bird.
Cut circle and make a tiny hole for motor.
Next, Fix it on top of a motor with side tape.
Attach this to a servo.
Create a bird with cup as you like!
Then, put it on a servo.
Fix a cable like this.
Piezo Speaker to io0 and io4.
Servomotor signal to io9. vcc to io10, gnd to io11.
You finished! Open HTML.
Tilt a smartphone to move and tweet.