By Kevin Buhl Jakobsen · New questions every night
🌍 Which is the largest country in the world by area?
💡 Russia spans 11 time zones.
🔬 What is the most common gas in the air we breathe?
💡 Air is about 78% nitrogen and only about 21% oxygen.
🫀 What do red blood cells carry around the body?
💡 The protein haemoglobin holds the oxygen — and makes blood red.
🇩🇰 Which is the largest Danish island (not counting Greenland)?
💡 Zealand (Sjælland) is home to Copenhagen.
🇩🇰 Which Danish invention lets children build almost anything?
💡 LEGO comes from the Danish "leg godt" — play well.