• Put an aluminum cylinder and a marshmallow in an LN container before class.
  • Pull the cylinder out and show that it sticks to the wet sponge (use the rounded portion).
  • Make the students dare you to put the other cylinder (marshmallow) on your tongue, then pop it in your mouth.

        (bring marshmallows from home)
        (explain how to make the cylinder look like a marshmallow)