功课

功 = 力 + 工 : Gitta Giraffe practices her Kung Fu skills in front of the engine with a sparring robot made out of steel beams. The robot is programmed to fight Kung Fu, but Gitta Giraffe's Kung Fu is better: she hits the robots power button and turns it off.

课 = 果 + 讠 : Karl Marx (k) notices an advertising column (讠) in the elevator's bathroom (e4). He decides to teach these capitalists a lesson (课) and throws grapes (果) at the ads, messing them all up. That'll teach them!