And like always, Ai-Ling will forget most of it by tomorrow. She's curious, but she can't retain information longer than about an hour.

She holds it up by the strap and squints at it.

"But when the sun's out you don't need it, because you can look at the sun."

At least, that's how it works in the Earth Kingdom. The days in the South Pole are strange and she's only just getting used to them.