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Day 12: It's A New Year, So Keep Your Brain Sharp

Day 12: It's A New Year, So Keep Your Brain Sharp

Listen to 'Replacement Math'

  • Download
  • <iframe src="https://www.npr.org/player/embed/252013846/255857807" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Puzzle guru Art Chung has a question or two for you. Steve Petrucelli hide caption

toggle caption Steve Petrucelli

Puzzle guru Art Chung has a question or two for you.

Steve Petrucelli

This is the twelfth day of Ask Me Another's 12 Days of Xmas series.

What do you get when you add Jay-Z's 'Problems' to Three Dog Night's 'Loneliest Number'? In this Season One bonus round, titled "Replacement Math," puzzle guru Art Chung challenges contestants to solve simple arithmetic problems using numbers found in pop culture. Calculus is a lot less scary when it involves your favorite band.

Plus, Jonathan Coulton performs an original and puzzling song about fractals, "Mandelbrot Set."

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