Discover Primary Science and Maths

Ask Molly!

Check out all the questions that Molly has previously answered.

In this section you'll find explanations for the science behind everyday things such as how popcorn pops and why shopping bags rustle!

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  • Does counting really ever stop!!
  • Did NASA invent Velcro?
  • Why do we need to wear sunscreen?
  • Why does the water in our toilet move when it's windy out?
  • Why can you eat raw fish but not raw chicken?
  • Is food a great thing?
  • What is the cotton wool? What is the best material to muffle the sound?
  • On a cold morning, if you touch a coin it will feel cold and when you touch a pencil it doesn't. Why is that so?
  • Which is heavier, water or milk?
  • Who invented the wheel?
  • How to prevent egg from breaking?
  • Why does coke fizz up like a volcano when a mint is put into it?
  • What are rulers made of besides plastic?
  • Are all shadows black in colour?
  • Are mobile phones dangerous?
  • What is time?
  • How many litres of oil does it take to make plastic bags in Ireland per week?
  • How does a thermos flask keep hot drinks hot and cold drinks cold?
  • Where else do scientists do experiments, aside from a laboratory?
  • How does a swimming pool stay clean when so many people swim in it a day?
  • What is your favourite Science Experiment?
  • What is the best science thing you've done?
  • What's the difference between the oil that my parents put in the car and the oil they use for cooking the dinner?
  • Why does popcorn pop?
  • How do you make a light work?

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