Math Game Time: Tic Tac Toe
Math Game Time

The traditional game of tic tac toe gets a virtual makeover in this game.

youcubed: Marbles in a Box
youcubed (Stanford University)

Here’s one of our favorite challenges! This is a three-dimensional version of tic-tac-toe which is called “noughts and crosses” in Great Britain.

youcubed: Tic-Tac-Toe Sums
youcubed (Stanford University)

This game is a great way to practice and build fluency with the addends 0 – 12.