Added exceptional design challenges:

 

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

Certificate ChallengeOffice ChallengeEcommerce ChallengeExhibition Challenge
Stars ChallengeInterior ChallengeCompetitions ChallengeExhibition Challenge
Italian ChallengeProduct ChallengeProfessional ChallengeWebsite Challenge
Bar ChallengeBike ChallengeBrown Appliances ChallengeBusiness Challenge
Character ChallengeLogo ChallengeGraphic Arts ChallengeGray Challenge
Homecraft ChallengeOrange Products ChallengeOptics ChallengeTable Challenge
Technical Drawing ChallengeTextile ChallengeTypography ChallengeYellow Machinery Challenge
Creativity ChallengeUrban Creations ChallengeThe One and Only ChallengeRewarding Challenge
Architectural Design ChallengeAccomplished ChallengeBadges ChallengeResidency Challenge
Cookware ChallengeConvention Centers ChallengeArt Portfolio ChallengeOrange Goods Challenge
Additionally see: Catalog of Design Challenge | <- Index