Vanishing toothpick
A toothpick is caused to vanish and reapear before the spectators very eyes, in full view.
Broken and Restored rubber band
A rubber band is visibly snapped in half. It is then gathered back into the hand of the magician. When the magician opens his hand, the rubber band is completely repaired.
String through paper clip (see Rope penetration with Ring (off of rope))
A length of string is tied through a paper clip and the magician's finger. A spectator is allowed to hold the ends of the string. Despite the laws of physics, the magician pulls the paper clip right through the string without the string breaking.