They just told how to teach a matchbox to play tic-tac-toe.

It got pretty boring after a while, just reading tracts and playing tic-tac-toe on them with grandmother.

Instead, Falken and David direct the computer to play tic-tac-toe against itself.

So he drew another parallel line, and then two cross-lines, and began playing tic-tac-toe on his face.

Who used to breathe on the glass so that she could draw on it and they could play tic-tac-toe.

"People will be bored out of their minds, and will start playing tic-tac-toe."

One played tic-tac-toe, another made a musical staff.

It might know how to play tic-tac-toe, but it had no voice except for the singing.

"Robot here wants to play tic-tac-toe on my belly!"