http://www.artyastro.com/artyastro.htm

http://www.kidsastronomy.com/

http://spaceplace.nasa.gov/en/kids/

http://www.dustbunny.com/afk/constellations/

http://chandra.harvard.edu/photo/constellations/

http://www.allthesky.com/constellations/const.html

http://space.jpl.nasa.gov/

http://www.astro.wisc.edu/~dolan/constellations/