Added exceptional design challenges:

 

To discover more on a particular Challenge, checkout the hyperlink.

Idea ChallengeFashion Accessories ChallengeFashion Garment ChallengePurple Challenge
Photo Manipulation ChallengeGlobal Awards ChallengeWorldwide Awards ChallengeThe One and Only Challenge
Street Furniture ChallengeMuseums ChallengeAdvanced ChallengeDesigners' Challenge
Architectural Design ChallengeGreatest Architects ChallengeGreatest Products ChallengeGreatest Architecture Challenge
Greatest Design Works ChallengeIndicator of Good Design ChallengeArchitecture Art and Design ChallengeSeals Challenge
Design Olympics ChallengeDesignPrix ChallengeHigh Quality Design ChallengePerfect Challenge
Professional Designers ChallengeChampion ChallengeDesignprize ChallengeBusiness Plan Challenge
Eyewear ChallengeAircrafts ChallengeConvention Centers ChallengeArt Portfolio Challenge
Design Photography ChallengeBaby Products ChallengeArtists Books ChallengeParamount Challenge
Futuristic ChallengeDesign Submissions ChallengeDigital Devices ChallengeGraphic Advertisements Challenge
Additionally see: Catalog of Design Challenge | <- Index