When kids dress as their favorite characters for candy
Jack-o-Lanterns are carved pumpkins. When you put a candle in them their carved faces light up. They're fun to carve and you can eat pumpkin seeds after.
Kids often dress up with costumes and go around the neighborhood begging for candy. It's a Halloween tradition.
Kids will go around the neighborhood on Halloween and ask their neighbors for candy. Parents dread this night because of the long lasting sugar high kids experience.