Will your algebra skills beat the computer?

Type in your name, decide on the type of questions and whether you are noughts or crosses.
You are now ready to play the computer at Noughts and Crosses.

Normal noughts and crosses rules apply to win. You must get three in a row.
Click on a question mark in any square to start.
You must answer the question correctly to win that square.
Watch out! The computer could win a square if you get it wrong or if the computer plays it's joker!
Decide which square you want next and click on that square. Continue until you win, lose or draw.
To draw you must answer every question on the grid with no one getting three in a row.


The score of "Games won" is kept at the bottom of the grid.
Draws score no points for anyone.