How do I count thee? Let me count the ways?

It's a linear world - approximately; and the "Rule of 72"

      You are probably familiar with the "Rule of 72" in investing: if an investment compounds at annual interest rate i, the...

Friday, January 24, 2014



After decades of suffering from her poor attitude toward math with her "Math class is tough!" quote http://www.youtube.com/watch?v=NO0cvqT1tAE which ironically was misreported by the press as "math is hard," Barbie is apparently putting her life on the line in Barbie Bungie Jumping to help students learn algebra, physics, and statistics: https://youtu.be/W5f7QoHOXq0

This appears to be an experiment relating the distance of a jump to the number of rubber bands used, and then estimating the line of best fit.

NCTM has a lesson on this: http://illuminations.nctm.org/Lesson.aspx?id=2157

I guess blondes do have more fun!
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