DUOLINGO
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DUOLINGO -
Campaign Concept:
Duolingo is the easiest and quickest way to start learning a new language. With its 15 minute a day lessons and quirky mascot, Duolingo makes learning fun and entertaining. With this campaign, it encourages people to keep a streak and not to leave Duo hanging because all he wants is for you to learn with him!

Campaign:
Transit Ads:
“Guilt Trip” Sweepstakes: