Number system knowledge test (32 items)

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Evidence · 1 claim (1 for) · 1 study (1 associational), q3 · 0 of 1 report an effect size · 1 claim rests on one study

Description

A 32-item oral and written assessment developed by Cowan et al. to measure third-grade children's multidigit number naming, magnitude comparison, numerical distance, and number-sequence knowledge.

Components

Claims

• Both number system knowledge and estimation uniquely account for variance in all three third-grade arithmetic skills independently of each other and of domain-general factors [+M]

Related Products and Programmes

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Key Sources

• Cowan, R., & Powell, D. (2014). The Contributions of Domain-General and Numerical Factors to Third-Grade Arithmetic Skills and Mathematical Learning Disability. Journal of Educational Psychology, 106(1), 214-229. https://doi.org/10.1037/a0034097

Page metadata

Field	Value
type	product
id	number-system-knowledge-test-32-items
title	Number system knowledge test (32 items)
description	A 32-item oral and written assessment developed by Cowan et al.
status	review
product_kind	assessment
generated	by process:settle-candidates on 2026-10-24
trust	unverified — no one has confirmed this page's content

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