I don't see why such entertainment would not suffice.

[ The Nadril might be a highly advanced society, with technology and devices he's never before laid eyes upon in his life, but surely they're all still human and heart and still more than passing fond of tales and other entertainment.

But in the event they aren't....Briefly, Frederick glances back towards his room. ]

But if it would make you feel better to have material goods to offer, I have yarn and knitting needles. Perhaps we could make scarves and mittens to sell?

[ It is disgustingly cold here, after all. Surely such accessories would not go amiss. ]