TalentLens (format family)Aptitude

Watson Glaser style practice test

The critical-thinking screen of law firms, consultancies and government fast streams. Five item families — inferences, recognising assumptions, deduction, interpretation, evaluating arguments — where the trap is always the same: your outside knowledge is not evidence. Persona Prep is an independent platform, not affiliated with Pearson TalentLens; we train the FORMAT families, never the original questions.

Free to start. Every item is generated fresh, marked with a full worked solution, and ranked on a 1–9 stanine band that recalibrates as more candidates practise.

5

item families

40

items in ~30 min, typical

1–9

stanine rank

A real item

Two questions from the exercise itself

Not a mock-up. The items below were produced by the same generator that runs inside the app, with the solution derived from the same model that built the question — which is why the answer key cannot drift from the item.

Internal memo — flexible working

In 2023, Bluefjord piloted a remote-work scheme in its logistics division.

85% of eligible staff opted in during the first month.

In an internal survey, 90% of participants said their productivity had improved.

From 2024, the scheme will be extended to the customer service division.

The pilot took place in the logistics division.

  1. ATrueAnswer
  2. BFalse
  3. CCannot say

How it is solved

  • 1.Stated in the first sentence.
  • 2.True — the passage states it, directly or as an unavoidable consequence.

Press briefing — product launch

Meridian Foods launched its electric scooter in Poland in 2023.

First-year sales reached 42,000 units, exceeding the internal forecast by 15%.

The marketing budget for the launch was twice that of the previous product.

A rival electric scooter entered the market late in the year.

More than 39,000 units were sold in the first year.

  1. ATrueAnswer
  2. BFalse
  3. CCannot say

How it is solved

  • 1.Sales reached 42,000 units, which is more than 39,000.
  • 2.True — the passage states it, directly or as an unavoidable consequence.

What it measures

What Watson Glaser style Critical Thinking is actually testing

The Watson Glaser reads one discipline five ways: can you separate what a passage actually establishes from what you happen to believe? Inferences ask for degrees of truth on a probability scale; assumption items ask what a statement takes for granted; deduction and interpretation ask what necessarily follows; argument evaluation asks you to rate strength while ignoring whether you agree. Law firms weight it heavily because it is the closest a test gets to legal reasoning: conclusions from the text, the whole text, and nothing but the text.

The format

How the real assessment runs

Format
Around 40 items across the five families, each anchored to a short passage; answer scales differ per family (true/false shades, yes/no, strong/weak).
Timing
Usually about 30 minutes. The pace is comfortable — this is an accuracy test, not a speed test, and near-misses are engineered in.
Marking
Raw correct rescaled against a norm group (graduate, professional, law). Top firms screen well above the median.
Retake
Many firms re-test at assessment centres; a coached one-off score you cannot reproduce is worse than none.

Where marks are lost

The trap that costs the most marks

Importing what you know. Every family punishes it differently: an inference that matches reality but is not supported by the passage is FALSE here; an argument you agree with but that is off-point is WEAK here. The test is engineered so general knowledge and personal conviction pull against the correct answer. The trained reflex is a court's: strike everything from the record that the passage did not put there.

Why practise here

What this practice gives you

01

The true/false/cannot-say inference family as a full timed module — the core Watson Glaser discipline

02

Every item generated fresh with worked reasoning, including why the tempting over-inference fails

03

A stanine rank so you see where you sit before a law firm does

04

Passage-only discipline drilled until ignoring your own knowledge is automatic

05

Two full exercises free, no card

Where you will meet it

Who uses this format

Law firm vacation schemes and training contractsGovernment legal and fast-stream selectionConsulting and audit graduate intakesBanking and insurance analyst screening

Hiring stages where this format is commonly used. Persona Prep is not affiliated with TalentLens (format family) and does not reproduce their questions — we build practice in the same format, from our own generators.

With Persona Prep Pro

Everything you need to walk in ready

One subscription covers the whole assessment library, not just this exercise — because almost nobody is invited to sit only one module.

The full aptitude library

SHL Verify, Aon cut-e, Hogan and Saville formats — numerical, verbal, inductive, deductive, mechanical, checking and the interactive modules.

A rank, not just a score

Every run is placed on a 1–9 stanine band that recalibrates as the candidate pool grows, so you know your position.

A course per exercise

What it measures, the trap that costs marks, and worked items from every format — then the exercise itself.

Unlimited fresh items

Everything is generated, so you never run out and never memorise a bank.

Written + voice AI coach

Reads your results across exercises and tells you which two to fix first.

Personality practice too

SHL OPQ32, Hogan HPI/HDS/MVPI, Saville Wave, ADEPT-15 and 16PF, with full profile reports.

Watson Glaser style Critical Thinkingfrequently asked questions

What is the Watson Glaser critical thinking test?

A critical-thinking assessment published by Pearson TalentLens, used heavily by law firms, consultancies and government fast streams. Around 40 items across five families — drawing inferences, recognising assumptions, deduction, interpretation and evaluating arguments — each anchored to a short passage. It measures whether you can reason strictly from the text, ignoring your own knowledge and opinions.

How hard is the Watson Glaser test?

The reading is easy; the discipline is hard. Items are engineered so that outside knowledge and personal agreement pull against the correct answer — an inference that is true in the real world but unsupported by the passage is wrong here. Unpractised candidates typically lose most marks on the inference scale (true / probably true / insufficient data / probably false / false) and on rating arguments they agree with as strong.

How do I pass the Watson Glaser test?

Train the passage-only reflex until it is automatic: every answer must be traceable to words in the text. Practise the true/false/cannot-say discipline in timed conditions — it is the same evidential logic — learn the difference between what a passage says and what it merely suggests, and treat 'strong argument' as meaning relevant and important, not agreeable. Format familiarity is most of the score gain.

What score do law firms require on the Watson Glaser?

Firms score against a norm group (often graduate or legal) and set their own cut-offs; competitive firms commonly screen around the top third or higher. Because it is normed, the practical goal is not a raw number but reliable accuracy under the format's traps — which is trainable. Our practice ranks each run on a 1–9 stanine band so you can see where you sit before a firm does.

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