1. It is tradition to carve a pumpkin around that time of the year and guess what? I carved a pumpkin. He had only one eye, which makes him a cyclops.
2. Fog machine: Take water, glycerin, and put a fire to the mixture and it will produce a fog like effect. It's not much, but it's like a miniature fog machine.
3. A black light will make various things glow including, but not limited to highlighter and water mixture, tonic water, and cat piss.