“Here’s how to build a simple robotic arm gripper using just popsicle sticks, an arduino, and a few servos.
Supplies:
Feel free to use similar materials or whatever you already have. (e.g. cut out cardboard instead of popsicle sticks)
Materials:
14 Popsicle Sticks
4 Micro Servos (with their horns and screws)
4 Rotary Potentiometers
1 Half Size Breadboard
1 Arduino Uno
1 6-Volt Battery Pack
26 Jumper Cables
Tools:
Hot Glue Gun + Hot Glue Sticks
Mini precision 1.8 mm screwdriver or other small screwdriver
Arduino IDE
USB to Arduino Cable”