Bubble 1999 (20” x 12” x 14”)
 
I like the idea of taking something as mechanically simple as a snow-globe paper weight and making an ordeal out of it.  A small fan in the base blows around a blizzard of styrofoam balls.
Materials:
Speaker cabinet, swimming pool light cover, indicator light cover, volt meter, electric razor, black light, sewing machine parts, cooling fan, vinyl, plywood, aluminum.