Duolingo Leagues & Leaderboards - EVERYTHING You Need To Know - duoplanet

We live to compete. What I learned by winning the Duolingo diamond league, by Karolina Kozmana

If Duolingo Is For Language-Learning, Why Do Many Users Cheat?

Llovizna: Duolingo and how its rewards work

What happens when you finish first in the Diamond League on Duolingo? I cannot find the winner anywhere. Do they automatically drop them off the leaderboard? - Quora

Bronze League Duolingo by DuyHuynh on DeviantArt

Is There Cheating on Duolingo?

Advanced to the Amethyst League on Duolingo duolinge - iFunny Brazil

3 minutes countdown in duolingo diamond league - Imgur

Duolingo Diamond League

My Obsession With Duolingo. Gamifying the gamification of the…, by kevinmlamb