The best questions from September and October

The fastest way to answer the questions below is to click a rotation (the round buttons), and select Due Questions from the Quiz Menu.

Can you locate Hong Kong on a map?

ClueMe\Geography\Regions\Asia

Which of these claims about Richard I Lionheart are true?

ClueMe\History\Middle Ages

Which element is used in vaseline glass to make it glow in UV-light?

Anything

What was it about lead that made it so appealing before we knew better?

ClueMe\Science\Chemistry\Elements