Dan Meyer’s Double Sunglasses

1. Watch the Double Sunglasses Video again.

 

Download the accompanying worksheet.

2. Write a prediction for:

What tint will it be after 2 pairs of glasses?

** add your prediction to the bulletin board below.

3. Write down any known information on your handout:

 

 

4.How much tint is there after 1 pair?.

 

 

5. Find out how much tint there will be after both pairs.

 

 

6.Watch the act-3 video to check your answer.

7. Sequel: How many pairs will it take for the tint to be greater than 95%?

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