Skip to main content
Intelligence and cognitive ability

Snijders-Oomen Non-Verbal Intelligence Test 6-40.

SON-R 6-40

What it measures
nonverbal general intelligence; abstract/deductive reasoning; spatial reasoning; concrete reasoning
Length and format
4 subtests (Analogies, Categories, Mosaics, Patterns), 124 items total. nonverbal reasoning and performance tasks; adaptive item selection; instructable without language (performance/ability test)
Language versions
Language-free; Dutch and German norms; used across Europe; SON family widely adapted
Normative data
No normative data held in our reference library for this instrument. That is a statement about our library, not about the published literature.
Licence
copyrighted - commercial

This instrument is not self-serve. Obtaining it means going to the publisher or the author. We hold no direct link for it; the reference below is the citation to search from.

Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.

Reference
Tellegen, P. J., & Laros, J. A. (2011). SON-R 6-40 Non-verbal Intelligence Test. Goettingen: Hogrefe.

Choosing between this and the alternatives

We do not deliver this instrument. If you are selecting a measure for a research programme, a national survey or an assessment product, and the question is which instrument, in which language, against which norms and under which licence, that is the work we do.

Talk to us about instrument selection