Math Focus 5
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# Planning a Games Afternoon

## INTRODUCTION

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What different types of games can you think of? Can you list examples of each type? What are some of the benefits of playing games?

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Drake's Boy Scout troop and Teresa's Girl Guide unit have decided to host a games afternoon so the troops and units in their area can get to know each other. Determine the supplies they will need and how to organize the event.

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## THE PROCESS

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1. Drake and Teresa have decided that they will be playing two games: Crokinole and Chinese Checkers. Use these links to find out about these games:

Crokinole Rules
Chinese Checkers Rules
The Online Guide to Traditional Games

•  What is the maximum number of players for each game?
•  What equipment is needed for each game?
•  How much equipment is needed for each game?

2. There will be 48 kids in total at the games afternoon. Half the kids will be playing Crokinole and the other half will be playing Chinese Checkers.

•  How many kids will be playing Crokinole? How many kids will be playing Chinese Checkers?

•  How many games of Crokinole will there be if the maximum number of players played? Show your work.

•  How many games of Chinese Checkers will there be if the maximum number of players played? Show your work.

3. Teresa and Drake need to figure out what equipment they should supply.

•  How many Crokinole boards and Chinese Checkers boards will they need in total?

•  How many Crokinole discs will they need in total? Show your work.

•  How many Chinese Checkers pegs (or marbles) will they need for each group? Explain.

•  How many Chinese Checkers pegs (or marbles) will they need in total? Show your work.

4. Teresa and Drake have decided to buy bags of marbles to use for Chinese Checkers. Each bag of 126 marbles has an equal number of black, white, blue, red, yellow, and green marbles.

•  How many marbles of each colour are in a bag of marbles? Use estimation to show that your calculation is reasonable.

•  How many bags of marbles will they need in total to play Chinese Checkers at the games afternoon? Show your work.

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## RESOURCES

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Websites:

The Online Guide to Traditional Games

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Materials:

Paper and pen/pencil

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## ASSESSMENT

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 Criteria Work meets standard of excellence Work meets standard of proficiency Work meets acceptable standard Work does not yet meet acceptable standard Problem Solving: Understanding the problems Demonstrates an insightful understanding of the problems Demonstrates a complete understanding of the problems Demonstrates a basic understanding of the problems Demonstrates a limited understanding of the problems Reasoning: Division and multiplication Makes almost no errors or omissions when calculating products and quotients Makes only a few minor errors and/or omissions when calculating products and quotients Makes several errors and/or omissions when calculating products and quotients Makes major errors and/or omissions when calculating products and quotients Mental Math and Estimation: Estimating to judge reasonableness Uses estimation to verify answers and judges whether or not it is reasonable Uses estimation to verify answers Shows some ability to use estimation to verify answers Has difficulty using estimation to verify answer

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