• Circular metal pendant with numbers circling the edge and a pi symbol charm attached to the front. The pendant and charm are attached to a circular keyring.
  • Circular metal pendant with the "Exploratorium" logo stamped on the back. Pendant is attached to a circular keyring.

Exploratorium Pi Keyring

$ 14.95

  • Product Description

      Pi day isn't just a day - it's a way of life, a celebration of a never-ending number, and Albert Einstein's birthday! 

      Created and celebrated at the Exploratorium every March 14th since 1987. Commemorate this infinite number with an Exploratorium exclusive Pi Keyring.

      Metal keyring features a pi symbol charm and a circle pendant with digits of pi on the front and the Exploratorium logo on the back. Pendant measures 1.5" in diameter, 2.75" in total length. 

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