- $31.95Duolingo Lily Plush - Officially Licensed - Premium Plushie, Purple, 10"Amazon
- $29.95Duolingo Duo Plush - Officially Licensed - Reminder to Do Your Daily Lesson, Premium Plushie, Feather Green, 8.5"Amazon
- $5.00Duolingo Prep AppAmazon
- $19.99Duolingo English TestUdemy
- $9.99Duolingo Test WordsAmazon
- $19.99Duolingo English Test: Interactive Reading SectionUdemy
- $24.99Duolingo English Test: Describe the PhotoUdemy
- $49.99DUOLİNGO İLE İNGİLİZCEUdemy
- $39.99duolingo-english-prep-course-arabicUdemy
- $0.99Duolingo Gamification Free Learn EnglishAmazon
- SAVE $15.55$17.77$33.32Duolingo -- Access Card -- Intermediate Spanish (Single-Semester)Amazon
- $49.99Duolingo English Test Success - Complete Course for 120+Udemy
- $19.99Advanced Duolingo English Test TrainingUdemy
- $9.89Emotional Support Pickle - Funny Crochet Inspirational Potato with Positive Card - Cute Duolingo Plush Dolls (Coffee Poop, one-Size)Amazon