Blowing Smoke Just for fun or science. And it is not really smoke, however a fog produced exactly the same way they are doing for movies and high metal concerts. The Wizard Stick is really a fog-producing wand, 10inches lengthy on the 4-5/8 inche x 2-1/4 inch base, and posseses an instructions for science experiments and effects, including making wind tunnels along with a vapor-ring blaster. Also good like a household draft-finder. Takes (6) “AA” batteries, not incorporated, and has a 3-ounce bottle of non-toxic “fog juice,” enough for a lot of hrs of fog.