The ICFES Saber 11 mock exam: what it is and what it is for

What Saber 11 actually measures

Saber 11 does not score by correct answers. It uses IRT (Item Response Theory), which weights each question by its difficulty and by how the rest of the country answered it, so getting one hard question right is worth more than getting three easy ones. That is why two students with the same number of correct answers can end up with different scores, and why a mock exam that does not compute IRT hands you a number that will not resemble the one you receive.

How the official exam works

These are the parameters a mock exam has to mirror for the practice to be worth anything.

Areas assessed

5: Critical Reading, Mathematics, Social Studies & Citizenship, Natural Sciences and English

Questions

278 in total, multiple choice with reading context

Sessions

2 on the same day, each one timed

Scale

0–100 per area and a 0–500 global score

Scoring

IRT, not a count of correct answers

Sittings per year

2, one for Calendar A and one for Calendar B

How to use a mock exam to raise your score

1. 1

   Sit it whole and timed

   Half a mock exam measures what you know unhurried, not what you answer in the fourth hour. The fatigue is part of what you are training.

2. 2

   Look at where you lost points, not the total

   The number only tells you where you stand. What moves your score is knowing you lost 14 points on functions and 9 on probability.

3. 3

   Work that topic, then measure again

   Repeating mock exams without working the weak topics in between leaves the score where it was. The mock exam measures; targeted practice is what raises it.

Sabero mock exam vs. official ICFES Saber 11 (2026)

Based on the current ICFES Saber 11 orientation guide. The official exam is sat twice a year, once for Calendar A and once for Calendar B.

Frequently asked questions about mock exams

How many questions does an ICFES mock exam have?

A full mock exam has the same 278 questions as the official exam, spread across the five areas and two sessions. Single-area mock exams are shorter and useful for drilling one topic, but they do not train you for the fatigue of the full day.

Do mock exams predict the real ICFES score?

They get close if they compute the score with IRT and use calibrated questions, the way the official exam does. A mock exam that just counts correct answers and scales them linearly gives you a number that will not resemble the real one. Even then it is an estimate: your actual score also depends on how the rest of the country did that day.

How many mock exams should you sit before the exam?

What you do between them matters more than how many. Sitting one full mock exam every two or three weeks and spending the time in between on the topics where you lost points beats stringing mock exams together without fixing anything.

Are there free ICFES mock exams?

Yes. ICFES has published booklets from previous years, and several platforms offer free mock exams. The difference is usually the score: almost none compute IRT, so they work for practising questions but not for estimating your score.

How is the Sabero mock exam different from the real one?

The Sabero mock exam shares the structure of the real Colombian ICFES Saber 11 — the same five areas, the same question format and a timer — but your score is an estimate, not an official result: it weights each question by its difficulty and how well it discriminates between levels, the same kind of parameters the ICFES uses. What it adds is what the official exam does not give you: a per-question explanation, a tutor that answers why you got it wrong, and analytics by topic. And you can sit it whenever you want, not twice a year.