:Bag of Beans
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Approach: One to one Level: Year 4 and year 8
Focus: Probability.
Resources: Bag of beans: 8 blue, 8 green, 8 orange, recording book.
648KB

Questions/instructions:


% responses
y4
y8
Take beans out of bag, and place on the table.

1. I want you to choose 6 beans to put back into the bag. Choose them so that I would always pull out a green bean if I put my hand in to take one out.
6 green beans in bag
68
89
Place all beans on the table.

2.    Year 4

This time choose 8 beans to put back in the bag. Choose them so that I would have the same chance of pulling out an orange bean, or another colour.

4 orange beans and 4 other beans
46
2.    Year 8

This time choose 8 beans to put back in the bag. Choose them so that I would have a 50 percent chance of pulling out an orange bean.
4 orange beans and 4 other beans
83
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Chapter Graphic
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