You earn crystals as you complete lessons. You can buy more from the Shop tab

Duolingo

Learn Spanish, French and more

You earn crystals as you complete lessons. You can buy more from the Shop tab

More interactions from‏‏‎ ‎

Duolingo

Duolingo Plus lets you download lessons offline and removes ad. You can start with a 7 day trial
There are posts by other learners and mini "games" that help you test your skills
During login, it asks for your age, name, email and password
The curriculum is arranged linearly as a timeline with tests interspersed in between
Add friends to compete with. You can search by name or find them from facebook
Profile and settings
The splash screen is the logo on a green background
You have 5 lives. When you run out you can wait, practice, or refill by spending crystals

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