1. A number of apps have made using VPN a 1-click task.

2. Children aren't as well versed with tech as you think, just because they spend a lot of hours in front of a screen.

2. Yeah, I am regularly irritated by old chestnut of “kids are tech geniuses unlike the helpless adults”. With few exceptions, they think WiFi/the Web/The Internet are the same thing and have no clue how any of it works deeper than the UI (just like most adults). In the UK at least, our “progressive” government shifted the focus in the late 90s from teaching basic CS concepts to using Microsoft Office applications. I hope it is slightly better now.