tedex talks

Where is Guatemala located?

• In Europe

• Above Canada

• Below Mexico

• Next to Brazil

What is the main subject taught by Duolingo?

• Foreign Languages

• Math

• Computer Science

• Physics

What is the freemium model used by Duolingo?

• Pay per lesson

• Subscription with ads

• Free with no ads

• Free with ads

What is the best time to send people a notification according to Duolingo's AI?

• Every hour

• 24 hours after last use

• Only on weekends

• Random times

What is the purpose of using streaks in educational apps like Duolingo?

• To make people lose interest

• To encourage daily usage

• To track user location

• To show off achievements

Which country has the longest average streaks for an educational app?

• Brazil

• Japan

• USA

• Germany

What is the main source of revenue for Duolingo?

• Subscription fees

• Donations

• Ad revenue

• Government funding

What is the main challenge in delivering education through smartphones?

• High cost of smartphones

• Limited storage space

• Lack of internet connection

• Presence of addictive apps

What is the main goal of Duolingo according to the speaker?

• To focus on entertainment

• To make learning boring

• To target only rich users

• To provide equal access to education

What is the main advantage of learning English according to the speaker?

• To impress friends

• To travel for free

• To increase income potential

• To become a civil engineer