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Here’s our megaquiz for the year! Below are 10 questions picked from every quiz we wrote in 2020. If you want more questions, just hit refresh and we’ll grab you another 10. Good luck!


Well done! You have some real science smarts!

Oh no! Why not try again by refreshing the page – you’ll get different questions!

#1. Which element was detected in the Sun before it was discovered on Earth?

Helium was first detected in 1868 as a strange dip in the Sun’s light spectrum. It’s named after the Greek Titan of the Sun, Helios.

#2. Which of these gems is a variety of the mineral corundum?

Rubies are a variety of corundum, but it’s traces of chromium that stain rubies their red colour.

#3. Most televisions are made up of a tiny grid of elements, that come in three colours. What colours are they?

Television screens are made up of dots of red, green and blue.

#4. There’s a famous scale that rates different rocks. Diamond gets the highest rating at 10, and talc only gets a 1. What scale is it?

Mohs scale of hardness rates all rocks based on which ones can scratch others, with diamond being the hardest.

#5. In which body part would you find the patella bone?

The patella is another name for your kneecap.

#6. At a particular temperature and pressure, water reaches its triple point, but what does that mean?

The triple point of water is the temperature and pressure that allows water to be steam, liquid and ice all at the same time.

#7. Which of the following is a chemical symbol on the periodic table?

Fe is the chemical symbol for iron.

#8. Which of the following elements is represented as P on the periodic table?

The letter P represents phosphorus. Potassium is K, polonium is Po, and tungsten is W.

#9. Flutes are one of the oldest known instruments in the world. Scientists have used carbon dating to trace their history. How far back does it go?

Scientists have dated fragments of ancient flutes to 42 000 years ago!

#10. What would you use to treat a case of myopia?

Myopia is another name for short-sightedness.

Was I right?

If you’re after more fun science for kids, subscribe to Double Helix magazine!


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  1. Hey, I got 9 right, missed moons of Pluto, but you gave me an 8/10. Looks like you program did not account for the extra 5 question, just the first five since I aced the last 5.

    1. Hi Terry,
      Thanks for the feedback! Sadly, the quiz changes every time you load it, so I can’t get the same bug to appear. But let us know if it happens again, and I’ll dig a bit deeper.

      If you want another quiz, just press f5 on the quiz page to refresh the page.

  2. Hi David,
    I thought there might be a larger problem, though very minro,` and you would get a number of responses so I wanted to be first. :-} All is good.

    Thank you


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