Police investigated the scene, a room on the ground-floor of a three-storey building in a subsidized housing project (Baan Ueua Athon) of Si Sunthon sub-district.
There they found that four glass panels had been removed from the glass-shutter window, and the room had been in disarray.
Police inspected the area surrounding the building, and in a playground nearbye, found pieces of what apeared to be the remains of a broken piggy-bank.
Ms Wiya confirmed that it was (what was left of) her missing piggy-bank.
She said that it had more than 8,000 baht, which she had been saving for quite some time.
The investigation is ongoing.