mathschallenge.nethttp://mathschallenge.netA website dedicated to the puzzling world of mathematicsenmathschallenge.netbagatelle@mathschallenge.net (Colin Hughes)Thu, 27 Mar 2008 19:12:29 GMT60mathschallenge.nethttp://mathschallenge.net/images/mathschallenge_logo.png8080http://mathschallenge.netSquare Sum Is Squarehttp://mathschallenge.net/rss_display.php?titleid=square_sum_is_squareProblem ID: 337 (27 Mar 2008) / Difficulty: 4 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=square_sum_is_squareThu, 27 Mar 2008 00:00:00 GMTCuddly Wuddly Tribehttp://mathschallenge.net/rss_display.php?titleid=cuddly_wuddly_tribeProblem ID: 336 (27 Mar 2008) / Difficulty: 1 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=cuddly_wuddly_tribeThu, 27 Mar 2008 00:00:00 GMTMaximum Producthttp://mathschallenge.net/rss_display.php?titleid=maximum_productProblem ID: 335 (19 Nov 2007) / Difficulty: 4 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=maximum_productMon, 19 Nov 2007 00:00:00 GMTDouble Square Sumhttp://mathschallenge.net/rss_display.php?titleid=double_square_sumProblem ID: 334 (19 Nov 2007) / Difficulty: 3 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=double_square_sumMon, 19 Nov 2007 00:00:00 GMTConsecutive Prime Sumhttp://mathschallenge.net/rss_display.php?titleid=consecutive_prime_sumProblem ID: 333 (19 Nov 2007) / Difficulty: 2 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=consecutive_prime_sumMon, 19 Nov 2007 00:00:00 GMTPerfect Digithttp://mathschallenge.net/rss_display.php?titleid=perfect_digitProblem ID: 332 (29 Aug 2007) / Difficulty: 4 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=perfect_digitWed, 29 Aug 2007 00:00:00 GMTMultiple Of Six Differencehttp://mathschallenge.net/rss_display.php?titleid=multiple_of_six_differenceProblem ID: 331 (13 Jul 2007) / Difficulty: 3 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=multiple_of_six_differenceFri, 13 Jul 2007 00:00:00 GMTPerfect Triangleshttp://mathschallenge.net/rss_display.php?titleid=perfect_trianglesProblem ID: 330 (13 Jul 2007) / Difficulty: 3 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=perfect_trianglesFri, 13 Jul 2007 00:00:00 GMTOdd Perfect Numbershttp://mathschallenge.net/rss_display.php?titleid=odd_perfect_numbersProblem ID: 329 (05 Jul 2007) / Difficulty: 4 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=odd_perfect_numbersThu, 05 Jul 2007 00:00:00 GMTEven Digits Multiple Of Ninehttp://mathschallenge.net/rss_display.php?titleid=even_digits_multiple_of_nineProblem ID: 328 (05 Jul 2007) / Difficulty: 1 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=even_digits_multiple_of_nineThu, 05 Jul 2007 00:00:00 GMTEven Perfect Numbershttp://mathschallenge.net/rss_display.php?titleid=even_perfect_numbersProblem ID: 327 (26 Jun 2007) / Difficulty: 4 starhttp://mathschallenge.net/index.php?section=problems&show=true&titleid=even_perfect_numbersTue, 26 Jun 2007 00:00:00 GMT