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✅ True or false

Test your knowledge with our "True or false" quiz: 92 questions, 10 drawn at random every game, 20 seconds per question. The faster you answer, the more points you score. At the end, send the challenge to your friends: they play the same questions and see the score to beat.

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Sample questions

  1. The Great Wall of China can be seen with the naked eye from the Moon.
    Show the answerFalse : False: it's far too narrow to be seen from that far.
  2. Water boils at 100 °C at the top of Everest.
    Show the answerFalse : False: up there, it boils at around 70 °C.
  3. Goldfish have a 3-second memory.
    Show the answerFalse : False: they can remember things for months.
  4. Chocolate is dangerous for dogs.
    Show the answerTrue : True: it contains theobromine, which is toxic to them.
  5. Humans lived at the same time as dinosaurs.
    Show the answerFalse : False: tens of millions of years separate them.
  6. An octopus has three hearts.
    Show the answerTrue : True: one for the body, two for the gills.
  7. A fresh egg sinks to the bottom of a glass of water.
    Show the answerTrue : True: an egg that floats is no longer fresh.
  8. The colour red makes bulls angry.
    Show the answerFalse : False: it's the movement of the cape that makes them charge.
  9. Everest is the highest mountain above sea level.
    Show the answerTrue : True: about 8,849 m.
  10. Snails have teeth.
    Show the answerTrue : True: thousands of tiny teeth on a kind of tongue.
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