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Pi(e) Day Online

Maryland Science Center
How Much
Free with paid admission
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Celebrate the most mathematically delicious day of the year, online!

Pi(e) Day is a celebration of the mathematical constant Pi (∏), a number used to calculate the circumference of a circle, and also a celebration of the sweet, circular baked dessert! Circle up for a day of endless hands-on fun with the Maryland Science Center, online.

How do I participate in Pi(e) Day Online?

Join us here, where activities will be posted according to a schedule. You can also get access to all activities on our Facebook page at the scheduled times.


12:00 PM – What is pi?

Kick off Pi(e) Day with an expert explanation of pi and how to explore this mathematical constant at home.

Video and Activity 

1:00 PM – Musical Pi

Have you ever wondered what pi sounds like? Listen in and then try playing it yourself.

Video and Activity 

~2:00 PM – Pie Drop Live

Join MSC live to see pies fall from the roof of the Science Center!

Video 1 

Video 2

3:00 PM – Irrational Necklace

Design a pi inspired necklace!

Science At Home 


Materials Needed:

  • a few circular objects
  • string
  • scissors
  • beads of different colors