Pi By the Numbers Heat Change Mug

Pi By the Numbers Heat Change Mug

This Pi By the Numbers Heat Change Mug is a great way to memorize some of the many digits of Pi. It displays 3.14 when cold. When you fill it with hot liquid, Pi unfurls around the mug to 334 decimal places.

Now you can have your Pi and your coffee too.

Pi By the Numbers Heat Change Mug

  • Displays 3.14 when cold
  • When filled with hot liquid, Pi unfurls around the mug to 334 decimal places
  • Capacity: 12 oz.
  • Materials: Ceramic
  • Not microwave safe
  • Not dishwasher safe

Only $14.99 from ThinkGeek.com.

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