Pin the tail on the donkey (or any variation)
Pop a balloon (they blow it up, then sit on it, who ever pops the balloon first wins)
Take some yarn and have them cut off how much yarn they think birthday kid is tall- closest wins
Is it an Octover BD? I say bob for apples, guess the scary food-like when you put your hand in peeled grapes,, (ie brains) Decorate your own cupcake, and how about the good old stand by,, guess how many candy corns or M&M's are in the jar,, closest one wins the jar,,
You could also paint your own pumpkin and have a drawing---pumpkins being the party favor.