Education and Science
Pi Day (World Math Day)
Next date: Sunday, March 14, 2027in 125 days
- Grades 4–5
- Grades 6–8
A mathematical holiday celebrated on March 14 (3.14) to approximate the number π.
Activity ideas
Children's age
Activity type
OtherStudents measure the circumference and diameter of cakes and fruit, then divide a cake into equal pieces.- ages 10–15
- 45 min
- nothing to buy