3.14 Rainbow Happy Pi Day Key Ring

Happy Pi Day. Celebrate the mathematic constant, π, on March 14. 3.14 correlates with the first three digits of pi. Pi is also referred to as Archimedes's constant or Ludolph’s number. It is an irrational number. It is also an infinite number. You don’t have to talk about the importance of π at school, college, or university. You can celebrate the occasion by taking part in pie eating or throwing events. You don’t have to be a mathematician, math lover, math student, math teacher or like mathematical concepts to celebrate Pi Day. It could be a day of celebration for family and friends whether they’re good at arithmetic or not. Get this awesome design today.