Do they carry jigsaw puzzles?

yes

Yes many different ones

Yes they do, it depends on what they have at the time you visit.

I've seen them there from time to time, yes. It depends on what comes in though.

Yes they do. You can even find old bard game classics.

We have found some new ones, most have been opened

Depends what they have in but I have seen many in there on several trips.