MOSI Pi Day Celebration! Mar 14 2023 @ 11:00 am - 3:00 pm Tuesday, March 14, 2023 | MOSI Science Park | 11 am – 3 pm | Included in general admission, no reservation required Celebrate Pi Day at MOSI with a different kind of pie! Pi is never-ending and so is the fun at MOSI! Join us as we celebrate the mathematical holiday! Interact with MOSI Educators through fun-filled activities. MOSI will also have food trucks on site to make the celebration even more special!