Three Act Lessons by Dan Meyer

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How many sugar packets are inside a 20 oz bottle of soda?

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How can I make the right mix of chocolate and milk?

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How long will it take for the sink to fill up?

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How big is the killer's shoe size? --from the Bone Collector (link leads to spreadsheet with zip files)

Other Three Act lessons for sixth grade ratios and proportions can be found here. They include:
  • Dollar Wall
  • Lasagna Lid
  • Pain Relief
  • Ft. Steuben
  • Bolt
  • Coke vs. Sprite
  • Shower vs. Bath
  • Super Bear
  • Dead Leg
  • Partial Product
  • Speed of Light Print Job
  • Amazon Percent Discount