After playing a game between the teacher and the class, students are given game boards and play against each other. The game is analyzed by filling in a table of first moves. On the basis of the data, students rate each number as a good or not good first move. Students learn that they can score more points by picking certain numbers. Perfect, deficient, and abundant numbers are described and defined.
Students then play the game using the strategies they discovered.
Colored pencils Calculators Procedure Project a transparency of a Factor Game Board on the screen. Use two different colors or two different symbols to distinguish the moves made by the two opposing teams. In the video, the teacher used circles and squares. Create a friendly opening for your students by informing them that they will be playing a game. The object of the game is to obtain more points than your opponent.