This is the game of "Noughts and Crosses" or "Tic Tac Toe".
In how many different ways can the first "X" and "O" be placed on the grid?
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In how many different ways can the first three moves be placed on the grid? First four moves etc.?
How many different games are there?
How many different arrangements of noughts and crosses are possible on a full grid?
Instead of using paper and pencil, play noughts and crosses with people! You can find instructions on the People Maths page.
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Teacher, do your students have access to computers such as tablets, iPads or Laptops? This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments:
However it would be better to assign one of the student interactive activities below.
Here is the URL which will take them to a similar activity.
Ultimate Noughts and Crosses is the new game that I get really excited about playing. It's magnificent, have a look!