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Robert Kaplinsky
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Portfolio Archives: 7th

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How Much Does The Aluminum Foil Prank Cost?

6th, 7th, GeoBy Robert KaplinskyJanuary 17, 20135 Comments

    How much does it cost to cover this classroom in aluminum foil?   These questions may be useful in helping students down the problem solving path: What is a guess that is too low? What is a guess that is too high? What is your best guess? What shape are the objects in…

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Which Pizza Is A Better Deal?

3rd, 4th, 6th, 7thBy Robert KaplinskyJanuary 8, 201310 Comments

    Do four cheese Big Papa’s or one cheese Giant Sicilian give you more pizza for your money?   These questions may be useful in helping students down the problem solving path: What is a guess that is too low? What is a guess that is too high? What is your best guess? What…

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Which Chinese Food Coupon Should I Use?

7thBy Robert KaplinskyDecember 4, 2012Leave a comment

  You are planning on having Chinese food including some Chicken Lo Mein delivered to your home.  You know you will spend at least $25.   Which coupon should you use to save the most money? If you were planning on buying the Orange Chicken (but not any Chicken Lo Mein) and spend at least…

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How Big Is The Vehicle That Uses Those Tires?

7thBy Robert KaplinskyNovember 30, 20121 Comment

  You are driving on the freeway when you see a large truck carrying these enormous tires.   How big is the vehicle that uses those tires?   These questions may be useful in helping students down the problem solving path: What are we measuring when we are talking about how “big” something is? What…

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Robert Kaplinsky
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