IQ Test Labs

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Cognitive abilities


An effective grouping of items is possible when there is a solid, conceptual understanding of the relationships between words, numbers, and images.

Speed is also an essential component of classification; prompt identification of similarities and differences facilitates information handling and problem-solving.

Example classification questions

Which of the following does not belong?

planet, satellite, sun, comet, moon

The sun does not orbit in the solar system

Which of the following does not belong?

edit, bond, part, time, pins

Bond, all other words have meanings when spelt backward.