The carved pumpkin also known as the Jack-o-Lantern has become one of the most prominent symbols of Halloween.

Pumpkin carving is a tradition dating back to an ancient Celtic holiday called Samhain, meaning summer's end.

Here are links to useful pumpkin decorating ideas:

http://www.pumpkin-carving.com/

http://www.surfnetkids.com/pumpkin_carving.htm

http://www.theoworlds.com/halloween/

http://www.dltk-holidays.com/halloween/mpatterns.htm

http://home.howstuffworks.com/holidays/pumpkin-carve.htm