Maybe Not So Easy As Pie This puzzle is called "Dividing the Pie." Every answer is a familiar two-word phrase in which the first word starts "pi" and the second word ends with "e." So, the "pi-e" is divided. For example, if the clue is "power source for most automobiles," the answer would be "piston engine."

#### Maybe Not So Easy As Pie

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Maybe Not So Easy As Pie

# Maybe Not So Easy As Pie

#### Maybe Not So Easy As Pie

• `<iframe src="https://www.npr.org/player/embed/112759216/112791864" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">`
• Transcript

On-Air Challenge

This puzzle is called "Dividing the Pie." Every answer is a familiar two-word phrase in which the first word starts "pi" and the second word ends in an "e." So, the "pi-e" is divided. For example, if the clue is "power source for most automobiles," the answer would be "piston engine."

Last Week's Challenge

This challenge comes with help from math puzzle expert Ed Pegg. Take the names of the first nine elements of the periodic table: hydrogen, helium, lithium, beryllium, boron, carbon, nitrogen, oxygen and fluorine. Select one letter from each of these names in order to spell a familiar nine-letter word. Hint: It's a word used in math.