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Car Caravan

by Dan Meyer

Car Caravan

Act One

  • Dan Meyer

    Dan Meyer

    December 22, 2011

    How many cars is that right there?

  • 1.

    What's a number you know is too high?

  • 2.

    What's a number you know is too low?

Act Two

Act Three


  • 4.

    What was the percent error of your answer?

  • 5.

    How would your estimates have to change to get a more accurate answer?

  • 6.

    It is estimated that 10,000 different Hot Wheels have been produced since 1967. How large of a circle would it take to fit all those cars?

  • 7.

    Take a long string. Draw a circle in chalk outside with that string as the radius. Estimate the cars that'd fit inside. Then calculate it.

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