Exam · Time zones
Turn the clock and tap the zone
10 questions
Using the game mechanic. No time limit.
Explanation after each answer
You’ll see why it’s correct, with the calculation.
Final score
How many you got right out of 10.
Choose your level
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🏆 New: play it live with your class, everyone on their phone →Time zones exam: time differences between cities, a flight’s arrival time, changes of day and time from longitude. 10 questions on three levels, with every sum explained.
1. It is 00:00 in Greenwich. What time is it 4 zones east?
✅ 04:00
2. It is 00:00 in Greenwich. What time is it 4 zones west?
✅ 20:00
3. You leave Moscow (UTC+3) at 01:45 and the flight takes 16 h 15 min. What time is it in Buenos Aires (UTC−3) when you land?
✅ 12:00
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