He carved four three different faces on the sides of his pumpkin ... These were meant to mechanize the jack-o’-lantern. Each uses a belt to interface with the PVC fittings, and an Arduino ...
Related: 24 Creative Jack-O-Lantern Ideas to Up Your Pumpkin Carving ... any use of” and carving in it “the outline of three faces, with their eyes, and noses, and teeth.” ...
Once the orange is empty, use a small knife to cut out your jack-o-lantern face! Be creative. Slice the very top of three ...