Friday, September 19, 2008

Rules to the math game(s) we made up...

MATH DICE GAME AND MATH BINGO

MATERIALS REQUIRED
2 6-sided dice
4X4 blank bingo cards for as many people as are playing OR one score card for each person (details below)
pen/pencil and stamper (optional)

DICE GAME RULES
Each score card should be set up as follows (this formatting doesn't look right, I'll have to fix it later):

1 16
2 18
3 20
4
5

6 24
7 25
8
9
10

11 30
12 36
14
15

Players take turns rolling the two dice. One roll per turn.
That player may either add, subtract, or multiply numbers on the two dice to come up with an answer on the number sheet.
For example:
If a player rolls a “2” and a “3”, they can add for “5”, subtract for “1”, or multiply for “6”.
Whichever answer they choose, they mark that number off on their score card. Each answer may only be used one time.
OPTIONAL: For added fun, each time a player completes all the answers in one section, they may stamp that section (or place a sticker on it).
If a player rolls, and cannot mark off an answer from their roll, they don’t mark anything, and play passes to the next person.
The winner is the first player to mark off all of the answers on their score card.

BINGO DICE GAME
Each player receives a blank 4X4 bingo card to fill in on their own using the numbers from the score card above, with the following restrictions:
At least five of the numbers must come from the right side of the score card. The rest may come from either side.
Each number should only be used one time.

The first player rolls the two dice. That player decides how they want to use the roll (add, subtract, or multiply) to come up with a number. Whichever answer they decide on, all the players may mark that number on their bingo card (use counters, stamps, stickers, or simply cross off).

For example:
If player one rolls a “5” and a “3”, they can choose to add for “8”, subtract for “2”, or multiply for “15”. If the player chooses “15”, they mark it on their card, and any other players with the number “15” may mark it on their cards, too. Players should pay attention to other players’ cards to try and avoid giving anyone else a bingo.

If a player rolls and cannot use any of the possible answers, then play passes to the next person.
The winner is the player who is first to get 4 in a row horizontally, vertically, or diagonally.

THINGS TO THINK ABOUT:

Why did we leave out certain numbers in the number sequence?
Which answers are more likely to occur when using the six-sided dice?
How would the game change if different dice were used (10-sided dice, for example)?

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