The class assignment was to build anything at all from a smorgasbord of "stuff" including Lego, Toobers and Zots, fun foam, balsa wood, styrofoam, plastic gears, bungee cord, and marbles.

Clockwise from upper left: catapult, (we're still not sure what it is), bungee cord diver, roller coaster, rube goldberg machine, marble machine, bubble face, mooing cow, mouse trap.