MODEL

Building Math PK-2

Systems Change

Cardinality

Factor Connections

Hover to see how factors connect to Cardinality. Then click connected factors to explore strategies related to multiple factors.

Cardinality is understanding how many items are in a set. To do this, a student must first understand that each number in a count sequence represents a cumulative quantity, then the student learns that the last number represents the quantity of the set (e.g., counting to 10 means there are 10 items in the set).

Learn More

  • Give-N Task: Video that shows the progression of children from one-knowers to cardinal-principle-knowers

View Measures and References