Factor Game
Material Required: card paper, pen
This is a game for two and have to be played in turns. Toss a coin to determine who plays first. First player picks any card. Next player can pick up any card which is a factor of the number picked up by first player.
For now on, a player will pick up a card which is a factor of the earlier card. If there are no factors available then player can choose any of the remaining cards. Play continues till no cards remain on the game board. Add the numbers on your cards. Player with the highest sum wins the game.
If it’s your turn to select a card , select one which has odd number of factors. Since in general , second factor of a number ( when arranged in descending order is half or less , you will be winner.