Listen to students initial thoughts as they wrestle through what "bigger" means ... length? height? wheel-base? volume?
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Act One: What questions come to mind?
How many times greater is the big cozy coup than the small cozy coup?
- Make a guess.
- Make a guess that you know is probably too low.
- Make a guess that is probably too high.
Act Two: What additional information would be useful here? (Clicking on any of these images will let you see them larger.)
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Act Three: Solutions and teaching hints for members: CozyCoup-solution.pdf
Sequel: The cozy coup manufacturers are making a giant cozy coupe that is roughly the same proportions as these cars. List possible dimensions of the giant cozy coupe.
CCSS: 7.G.1, 7.G.6, 7.RP.3, HSG.MG.A.1, MP1, MP2, MP4