¦b¬ü°ê¥ì§Q¿Õ¦{¤@Ó¦³ÃöÃè¤Ï®g©M¹ïºÙªº®iÄý
http://nths.newtrier.k12.il.us/academics/math/Connections/reflection/planeref.htm
¦b¤Tÿ¥«Exploratorium³Õª«À]¤@¨Ç¦³Ãö¥ú¾Çªº®i«~
http://www.exploratorium.edu/imagery/exhibit_stills.html
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http://www.mos.org/exhibits/current_exhibits/lighthouse.html
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http://www.sci-ctr.edu.sg/pathway/secondary/Light/lightexhibit.html
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http://www.proviso.w-cook.k12.il.us/EAST/GeometryWorld/
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http://members.tripod.de/jkoeller/kaleidocycles.htm
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http://mathworld.wolfram.com/topics/Polyhedra.html
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