Knowledge and Comprehension Levels

The first two levels of Bloom’s Taxonomy are Knowledge and Comprehension. They are commonly grouped together because both work with information the student has already received. The student is not yet generating new thinking. They are storing and re-expressing.

Knowledge: the recall level

Knowledge is the lowest level of Bloom’s Taxonomy. The student recalls information from memory without modifying it. Whatever they were told, whatever they read, whatever they memorized: they reproduce it.

Examples of Knowledge-level learning:

1. Recall the names of leaders involved in the Pakistan Movement.
2. Define the word “noun” using the textbook definition.
3. Define solubility.
4. Tell the counting from 1 to 20.
5. Name the seven continents.
6. Tell Newton’s third law of motion.

Each of these asks the student to reproduce something they have memorized. The order of the seven continents is fixed. The counting from 1 to 20 has one correct sequence. Newton’s third law has the words it has. Either the student remembers, or they do not.

The mind is not building anything new at this level. It is storing and retrieving. This is necessary work. A student who has nothing in memory has nothing to think with. But on its own, recall is not enough.

Verbs that signal Knowledge

When you see these verbs in a question or objective, the level is Knowledge:

1. List, name, label
2. Define, identify
3. Recall, remember
4. Tell, state
5. Who, when, where (as question starters)

Example questions:

1. List five major industrial cities of Pakistan.
2. When did Pakistan come into being?
3. Who wrote the national anthem?
4. Name the seven continents.

Each one expects a single right answer drawn from memory.

Two cautions about Knowledge level

Caution 1: teachers overuse this level. Most school exam questions are at Knowledge level. General knowledge books are mostly Knowledge content. When teachers default to “memorize this”, they push students into the lowest gear and keep them there.

A class that lives at Knowledge level produces students who can recite but cannot think. The students do not learn that other levels of thinking exist. When a higher-order question arrives later (in life, in work, in further study), they have no toolkit for it.

Caution 2: students who struggle with memorization suffer. Not all students have strong memorization. Some forget quickly. Some can hold facts only briefly. When the teacher’s whole approach is “remember this exactly”, these students struggle, lose confidence, and may eventually drop out.

A balanced approach uses Knowledge level when it fits (basic facts, vocabulary, definitions) but does not stay there. Higher levels in the same lesson give every student a chance to succeed at something.

Comprehension: the own-words level

Comprehension is the second level. The student moves from recall to understanding. The signal is simple: the student uses their own words.

Examples of Comprehension-level learning:

1. Describe the Two-Nation Theory in your own words.
2. State the differences between the human eye and a camera.
3. Explain the functions of a plant root and stem.
4. Tell what Goldilocks did when she went to the bears’ house.
5. Explain our rights and responsibilities as Pakistani citizens.

For each of these, the teacher first delivered the information. The student now expresses what they understood, but in their own way. They are not copying the textbook. They are not reciting verbatim. They are paraphrasing, summarizing, or interpreting.

A student at Comprehension can do things a student at Knowledge cannot:

1. Translate a passage from English to Urdu (or vice versa).
2. Interpret a cartoon, a graph, or a chart.
3. Summarize a paragraph using their own words.
4. Explain a concept to a younger sibling.

Each of these requires understanding, not just memory.

Translation and interpretation

There is a useful distinction within Comprehension. Translation, when done word-by-word, is closer to Knowledge than to Comprehension. The student is mechanically swapping each word for its equivalent.

True translation, where the student understands the meaning and re-expresses it in another language, is Comprehension. The student is preserving meaning while changing form.

Cartoon interpretation is similar. A student who can describe what is drawn (the visible scene) is at Knowledge. A student who can explain what the cartoon is saying (the implied message) is at Comprehension.

The same content can sit at Knowledge or Comprehension depending on whether the student is reproducing what they were told or expressing their own understanding.

Verbs that signal Comprehension

When you see these verbs in a question or objective, the level is Comprehension:

1. Describe, explain (in your own words)
2. Rephrase, restate, paraphrase
3. Contrast, compare (basic)
4. Translate, interpret
5. Summarize (low-level)
6. Put into your own words

The phrase “in your own words” is a clear signal of Comprehension. The phrase “exact same words” is a clear signal of Knowledge.

How to push students up

The move from Knowledge to Comprehension is the first big step a teacher can help students take. Three small classroom changes:

1. Ask “what does that mean?” after a recalled answer. When a student recites a definition correctly, follow up with “now tell me what that means in your own words”. The follow-up forces Comprehension on top of the Knowledge.

2. Use translation tasks. Even for English language learners, translation between languages and between formats (text to chart, chart to text) builds Comprehension.

3. Reward paraphrasing. When a student answers in their own words, even imperfectly, recognize it. Students learn quickly which behaviors get rewarded. Reward Comprehension-level effort, and they will work harder at it.

This is where the student begins using what they have understood, in situations the teacher did not directly cover.

Flashcard

What is the simplest signal that a student has reached Comprehension level?

Tap to reveal

Answer

They use their own words

If they recite the textbook word-for-word, they are at Knowledge.

If they explain the same idea in their own words, they have moved up to Comprehension.

The student’s own language is the signal that understanding has happened, not just memorization.