http://www.uni.edu/morgans/ajjar/Constellations/quiz/npole.html
(Requires a Java update on some computers)
http://www.factmonster.com/quizzes/constellation/2.html
(From Laura's Galactical Adventure)
http://www.astronomyquiz.info/constellations-quiz.html
http://www.sporcle.com/games/g/constellations
