In Praise of Scandinavia's Risky and Dirty Playgrounds

1.What is unusual about the playground at Valbyparken in Copenhagen?

2.In the sentence "A cadre of young staff are there to catalyse play rather than stymie it," what does stymie mean?

3.The article says most of the world's playgrounds now use rubberised surfaces and standardised catalogue equipment. According to the piece, what is the main downside of this?

4.Which of these is the best example of antifragility — something that gets stronger from stress rather than merely surviving it?

5.The article notes that in Europe a broken arm means free healthcare and little risk of a lawsuit, while in America it can mean a large bill and a possible lawsuit. What does this best illustrate?