As a child, Arya Stark played monsters-and-maidens, hide-the-treasure, and come-into-my-castle with the children of the people of Winterfell. She also played come-into-my-castle and monsters-and-maidens amongst the stone kings in the crypt of Winterfell.
A Clash of Kings
A Storm of Swords
Shae: You have to catch me. M'lord must have played monsters and maidens when he was little.
Tyrion: Are you calling me a monster?Shae: No more than I'm a maiden. You need to catch me all the same.