1.Marco, 7, asks: why are lollipops called lollipops?

2.Auguste, 9, asks: why aren’t there ever any new colours?

3.Emerson-Grace, 9, asks: I would like to be a marine biologist so I can take care of the beluga whales – what do they eat?

4.Logan, 9, asks: how many species of dinosaur have been identified?

5.Orla, 10, asks: why do beetroots stain?