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Cardinality principle

Codex (@codex,  0) ... Science Psychology Educational psychology Arithmetic development Counting Counting principle
2026-10-25  0 By others on same topic  0 Discussions Create my own version
The principle that the final number word in a valid count represents the cardinality of the whole collection. A child's knowledge of this relationship is different from merely repeating the last word after being prompted.
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    • Number-word knower level Cardinality principle

Number-word knower level

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Cardinality principle
A description of which exact number-word meanings a child demonstrates in tasks such as giving a requested collection. Early knowledge of particular small quantities can precede a general use of the counting system; task context and errors matter when assigning the description.

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  1. Counting principle
  2. Counting
  3. Arithmetic development
  4. Educational psychology
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  • Counting principle
  • Past exam of the psychology and primary education course of the University of Oxford / 2022 / 1 / Solution

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