Topic
Activities about circle circumference
Pi Day Activities
5 Activities for π day! What is π? The logic of finding the perimeters of inscribed and circumscribed polygons as the number of sides to the polygons increases....
Geometry
Holidays and Annual Events
Grades 4–8
Two 12s or one 18?
A little more pizza fun before Pi day ! Which should we order and why? Two 12-inch pizzas or one 18-inch pizza? Which will give you more pizza?...
Number Sense
Geometry
Grades 5–HS