Findings:

• The Great E2 Fin de Siecle Fiction Challenge
• The 2-sentence Fin de Siecle Fiction Challenge Entry
• The 1-sentence Fin de Siecle Fiction Challenge Entry
• RSA Secret Key Challenge
• challenge
• Pepsi Challenge
• Challenge of the Future
• Real World Road Rules Challenge
• Challenge a stupid patent
• The Saltine Challenge
• 13 challenges for the 13th generation
• Nodeshell Challenge
• University Challenge
• Agnosticism is the greatest intellectual challenge
• Christian challenge
• The Cheap Beer Challenge
• Scrapheap Challenge
• Minerva challenges Arachne
• BT Global Challenge
• Front Page Challenge
• Simon Singh's Code Book Cipher Challenge Cracked
• The challenge we face
• Reading Between the Lines: Lessons from the SDMI Challenge
• 24 challenge
• Daz Doorstep Challenge
• voluntary challenges in Nethack and Slash'Em
• European Soccer Challenge
• Learning Machine Challenge
• Fiction challenge results
• Challenge of Nexar
• Triangle Challenge
• Triangle Challenge Solution
• The Long Island Challenge
• Fed Challenge
• ECCp-109 Challenge
• Challenge Coin
• Chip's Challenge
• Ferrari F355 Challenge
• American Solar Challenge
• Freedom's Challenge
• James Randi Paranormal Challenge
• Three Peaks Challenge
• BOC challenge
• Challenge for Change
• Full Metal Challenge
• Cheesily Cheerful Chart Challenge
• The Lyme Park Downhill Challenge
• Most Extreme Elimination Challenge
• E2verse Valentines Challenge (collaboration)
• challenge response
• F1 Career Challenge
• Secret Me-Meta-Node Challenge
• The 99p Challenge
• DARPA grand challenge
• Challenge everything
• E2verse previous challenge (collaboration)
• Ivan's challenge
• Three Pint Challenge
• The Mentos Challenge
• wertperch's nodeshell challenge (document)
• Puzzle Quest: Challenge of the Warlords
• The Stephen King Challenge
• Harry Potter Interactive DVD Game: Hogwarts Challenge
• Millennium Challenge 2002
• THE IRON NODER CHALLENGE
• The Notebook Challenge
• Clomid challenge
• THE IRON NODER CHALLENGE 2: ELECTRIC BOOGALOO
• The Nuzlocke challenge
• THE IRON NODER CHALLENGE 3: THIS TIME IT'S MARTENSITIC
• Secret Santa Summer Nodeshell Challenge 2011
• "So?" is a challenge
• THE IRON NODER CHALLENGE 4: FERRASSIC PARK
• The challenge of writing a meaningful free-form poem using only two letter words
• THE IRON NODER CHALLENGE 5: THE FERROUS FRONTIER
• Sahara's Math Challenge # 1
• Noah's Ark challenge
• a partner who challenges you
• THE IRON NODER CHALLENGE 6: RUST NEVER SLEEPS
• The 2013 IRON NODER CHALLENGE (document)
• THE IRON NODER CHALLENGE 7: NODE HARDER WITH A VENGEANCE
• Up for a challenge?
• THE IRON NODER CHALLENGE 8: RUST IS FOR THE WEAK
• THE IRON NODER CHALLENGE: 9 FAST 9 FERROUS
• October Skeleton Challenge
• Ice bucket challenge
• THE IRON NODER CHALLENGE XII: WE'LL RUST WHEN WE'RE DEAD
• even if you fall from an impossible challenge,
• where you see mysteries, i see challenges
• "Age by age" reading challenge
• A Challenge is Issued
• Congratulations, you are about to experience a profound challenge
• luchador de los angeles (user)
• DES
• Des Moines, Iowa
• Nick des Barres
• de facto
• de jure
• De Digitale Stad
• Theo de Raadt
• Pierre Teilhard de Chardin
• Cracking DES
• Wilmington, Delaware
• Rio de Janeiro
• Le Ton Beau de Marot
• De gustibus non est disputandum
• De La Soul
• Willem De Kooning
• Guy de Maupassant
• Giorgio de Chirico
• Jan de Bont
• De Augmentis Scientiarum
• Encyclopedie, ou Dictionnaire raisonne des sciences, des arts et des metiers
• de Veluwe
• Simone De Beauvoir
• The Benedictine Monks of Santo Domingo de Silos
• Alexandre de Rhodes
• Bartolomé de Las Casas
• De Vermis Mysteriis
• Cruella de Vil
• creme de la creme
• de facto censorship
• Henri de Toulouse-Lautrec
• Ferdinand De Lesseps
• Diego Velázquez
• nom de plume
• Cyrano de Bergerac
• Dux De Lux
• Dia de los Muertos
• Charles de Gaulle
• Strait of Juan de Fuca
• nom de guerre
• Juan Bautista de Anza
• Real de Catorce
• Madre de Dios
• Van de Graaff generator
• L. Sprague de Camp
• Zack de la Rocha
• Isla Grande de Chiloe
• de
• Beche de mer
• Carte de visite
• Cobra de capello
• De-
• De bene esse
• Eau de Cologne
• Eau de vie
• edition de luxe
• Feu de joie
• Hors de combat
• Martel de fer
• Mont de piété

If you Log in you could create a "DES challenge" node. If you don't already have an account, you can register here.