Why is Amy at Sheldon's house?
To help sheldon to his compulsive problems

What does Sheldon think about the game of tick-tac-toe?
That it's a game for babys


Who wins the game?
Anybody because amy has taken out the game

What other tests does Amy make?
Sing a song, make a huge domino, play with a song box, blow candles 

What does Sheldon do when left alone?
Play all the games that he played with amy but now he win all the games. e