More about the TestGorilla Mechanical Reasoning test

Discover the science behind this test and check out the recommended tests you may find useful alongside it in an assessment.

Scroll down for the latest validity study and suggested additional tests.

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Available languages:
English, Dutch, French, German, Spanish

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Test type:


Cognitive ability

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Administration time:

10 minutes

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Difficulty level:


Entry-level

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Number of questions:


21 questions per test, 92 in the test bank

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Scoring benchmarks

Benchmarks are available for various education levels (ranging from some high school education to Master’s degree or higher), business functions (from administrative to software development), and seniority levels (junior to senior).

Psychometric properties of the Mechanical Reasoning test

The metrics reported below are based on a sample size (N) of at least 1,000 candidates unless indicated otherwise.

Reliability: Cronbach’s alpha coefficient = .68

Face validity: Candidates rated this test as accurately measuring their skills (average score of 3.89 out of 5.00).

Criterion-related validity: Candidates with higher scores on this test received higher average ratings from the hiring team during the selection process (r =.51, N = 399).

For an in-depth look at interpreting test fact sheets, please read our Science series articles:

How to interpret test fact sheets (part 1): Reliability

How to interpret test fact sheets (part 2): Validity

For an explanation of the various terms, please refer to our Science glossary.

Use these tests with the Mechanical Reasoning test

We believe that multi-measure testing is essential in a holistic hiring process because it examines the candidate as a whole, including technical skills, soft skills, and personality. Below are some tests we recommend using alongside the Mechanical Reasoning test.

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This test evaluates potential CNC machinists’ knowledge and experience in operating, programming, and machining parts using CNC machines and will identify candidates who are proficient in the field and can prove their experience in CNC manufacturing.
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Culture add

This culture add test assesses how a candidate’s values and behaviors align with your organization values and the behaviors that would make your ideal hire successful in a specific role, based on a customized survey you fill out.
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Problem Solving

This Problem Solving test evaluates candidates’ ability to define problems and analyze data and textual information to make correct decisions. This test helps you identify candidates who use analytical skills to evaluate and respond to complex situations.
9 min

Intermediate math

The intermediate math test evaluates candidates’ ability to solve math equations and problems involving fractions, decimals, percentages, ratios, and time calculations. This test will help you identify candidates who can work well with numbers.
10 min
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Use TestGorilla to discover top candidates

Unlock the power of successful hiring! Streamline your hiring process, make informed decisions, and build a team that drives success. Begin your journey to a stronger team – use our Mechanical Reasoning test in your assessment and find your future top performers.