http://osherove.com/tdd-kata-1/ http://osherove.com/tdd-kata-2/
http://codekata.pragprog.com/2007/01/kata_nine_back_.html
http://codingdojo.org/cgi-bin/wiki.pl?KataRomanNumerals
http://codingdojo.org/cgi-bin/wiki.pl?KataFizzBuzz
http://butunclebob.com/ArticleS.UncleBob.ThePrimeFactorsKata
http://www.butunclebob.com/ArticleS.UncleBob.TheBowlingGameKata