What to Do Within 24 Hours After Class So You Remember More
The first day after class is where a lesson either starts becoming usable knowledge or begins fading into something that only feels familiar when you see the notes again.
Written by Michael Siaw Larbi · Wednesday, 23 September 2026
On this page
- 10 minutes: recall before you re-read
- 10 minutes: repair only the gaps
- 20 minutes: make yourself use it
- 10 minutes: build the next return
- Her first recall
- Her repair
- Her production
- Build your return dates
- Minutes 0 to 10: recall
- Minutes 10 to 20: check
- Minutes 20 to 40: repair one weak point
- Minutes 40 to 50: produce
- Questions that come up
Think about the last class you attended.
Without opening your notes, write down five things you remember from it.
Do it now if you can.
Do not worry about beautiful sentences. Write headings, rules, steps, adjustments, anything that comes back.
Most students are surprised by what happens next. The class felt clear while the lecturer was teaching. The notes looked familiar afterwards. Yet the blank page exposes gaps that were invisible when the material was sitting in front of you.
That blank page is useful.
The first 24 hours after class are a good time to turn understanding into something you can later retrieve without help. You do not need another full lesson. A short sequence of recall, repair and practice is enough to change the quality of what stays.
Try the two-minute memory check
The student types the topic of the last class, presses Start, and gets a two-minute timer with a blank text area headed:
Write everything you can remember without looking.
When the timer ends, the page asks:
- Which points were complete?
- Which points were vague?
- Which parts were missing entirely?
The student can then reveal the next instruction: Open your notes only now.
The tool should remain private in the browser. Nothing needs to be submitted.
This exercise tells you where to spend the rest of your review time.
The 10-10-20-10 routine
For a normal class, I would use about fifty focused minutes within the first day.
You can do it in one sitting or split it across the day.
10 minutes: recall before you re-read
Close everything.
Write the main headings from memory. Rebuild the calculation steps. List the conditions. Sketch the framework. Explain the topic out loud as if you are giving someone a two-minute summary.
The first attempt will often be incomplete.
Good.
You have just found the parts your memory cannot yet produce.
A student who opens the notes first never sees those gaps clearly because the page supplies the answer before memory has a chance to try.
10 minutes: repair only the gaps
Now open the class material.
Compare what you produced with what was taught.
Use a different mark beside three categories:
- Missing: I did not remember this at all.
- Blurred: I remembered the idea but could not state it properly.
- Secure: I produced it correctly without help.
Spend your repair time on missing and blurred areas.
You do not need to re-read forty pages because three ideas were weak.
20 minutes: make yourself use it
This is where the class starts becoming exam knowledge.
Choose one activity that requires production:
- attempt a short past-question requirement;
- solve one calculation from a blank page;
- answer five questions without notes;
- take a scenario and explain which rule applies and why;
- write a one-page answer skeleton from memory.
The exact activity depends on the subject. The common feature is simple: the material is no longer sitting in front of you telling you what comes next.
10 minutes: build the next return
Create a few good flashcards from the gaps, record the mistakes you made, and decide when you will see the topic again.
Do not turn the whole lesson into 80 flashcards.
Choose the points that need retrieval:
- a rule you forgot;
- a condition you keep mixing up;
- a step in a calculation;
- a distinction that matters;
- a common error from the question you attempted.
Then leave the topic.
You will come back later.
A worked example: what this looks like after a tax class
Imagine a student has just finished a class on a topic containing several conditions, computations and exceptions.
During class, everything made sense.
The next evening, she tries the routine.
Her first recall
She remembers:
- the broad purpose of the rule;
- three of five conditions;
- the main computation structure;
- one exception.
She cannot remember two conditions or exactly where one adjustment enters the computation.
That is useful information.
Her repair
She opens the notes and checks only those points.
She discovers that the two forgotten conditions are easy to confuse because they sit next to each other in the class material. She turns them into a comparison card instead of two isolated cards.
For the computation, she writes the adjustment into a one-line skeleton:
Starting figure -> add back / deduct adjustment -> revised figure -> next step
The actual subject rule may be more detailed. The point is that she is encoding the sequence she kept losing.
Her production
She attempts one short question.
The final answer is wrong because she applies the adjustment in the wrong direction.
That error goes into her mistake book.
She then repeats just that part of the computation correctly.
The class has now generated several things:
- a recall test;
- two repaired gaps;
- one useful comparison card;
- one attempted question;
- one diagnosed error;
- one corrected repetition.
That is a much stronger outcome than watching the class twice.
Use MSL AI when the gap is an explanation gap
Sometimes you remember what the lecturer said and still do not fully understand why it works.
That is a good place to use MSL AI.
Inside the MSL App, you can ask by text, voice or image. Keep the request precise.
Instead of:
Explain this topic.
Try:
I understand the first two steps of this calculation but I do not understand why the third adjustment is made. Explain only that step in simple language, then give me one similar mini-example to try myself.
Or photograph the question and ask:
Do not give me the whole solution yet. Tell me what the requirement is asking and the first decision I should make.
After the explanation, close the AI response and reproduce the idea yourself.
That last part matters. The exam will ask you for the answer, not the chat history.
Use a second retrieval later the same day if the topic was difficult
A short return can be powerful.
Before bed, during a quiet moment, or after another activity, take two minutes and ask:
Can I still produce the three things I struggled with earlier?
Do not reopen the full lesson.
Try first.
If the answer comes easily, stop. If one point has already disappeared, repair that one point.
This is how you begin spacing the learning without turning revision into an enormous second class.
Then widen the gap
You do not need to review everything daily.
A sensible pattern is to retrieve the topic again after a short gap, then after a longer gap, adjusting based on how well you remember it.
The evidence on learning is strong here: retrieval practice helps long-term retention, and spacing learning across separate occasions generally outperforms concentrating the same review into one sitting. The practical lesson for a professional student is straightforward. Return to important material before the exam forces you to rediscover it from scratch.
Build your return dates
Input:
- Topic name
- Date of class
- How difficult did this topic feel? Easy / Medium / Hard
Output: suggested return points such as next day, several days later, about a week later, and later again. Present these as flexible prompts rather than scientifically exact intervals. Include an Add to calendar option only if implemented cleanly.
The page copy should explain that spacing intervals can change based on difficulty and exam proximity.
What if the class ended at 9:30 pm?
This is common for professional students.
Do not force a fifty-minute review at 10:00 pm if you are exhausted and need sleep.
Use a two-step version.
Immediately after class, 5 minutes:
- write the three biggest ideas;
- write one thing you did not understand;
- save the question or page you want to revisit.
Within the next day, 40 to 50 minutes:
Do the recall, repair and production cycle properly.
The key is to avoid leaving the lesson untouched for a week.
What if you missed the class and are using the recording?
Treat the recording as the class.
Pause at sensible points and retrieve before continuing. At the end, close the recording and rebuild the main ideas from memory.
A recording gives you one advantage live class does not: you can stop exactly where your understanding breaks.
Use that advantage carefully. Constantly rewinding every sentence can turn a two-hour class into four hours of passive viewing.
A later guide in this series deals with recordings in detail.
Do not spend the review rewriting the lecturer's notes
Neat notes can be useful for reference.
The danger is spending the whole after-class period copying material you already have while never asking your brain to produce it.
If you want to make notes, make them from memory first.
Try this:
- Close the material.
- Write the structure as you remember it.
- Open the notes and correct your version.
- Keep the corrected one-page version as your revision sheet.
Now the note itself records retrieval and repair.
One class, three days later
Here is the test I care about.
Three days after the class, someone gives you a blank page and asks:
- What is this topic about?
- What are the main rules or steps?
- What does a normal exam requirement look like?
- Where are you personally likely to make a mistake?
Can you answer?
If yes, the class is becoming usable knowledge.
If you only recognise the answer when the notes appear, keep working.
What I tell my students after a good class
Do not leave a class simply feeling that it was clear.
Clarity is a good start.
Before the next class, make your brain prove that some of it stayed.
I would rather see you spend forty minutes retrieving and attempting one question than two hours admiring notes you understand every time you look at them.
A small memory experiment after your next class
Try this once.
When class ends, do not immediately reopen the slides.
Set a two-minute timer and write everything you can remember under four headings:
Main idea
One rule or method
One example from class
One thing I still cannot explain
Then open the material.
Use a different pen or text colour to add what you missed.
The gap is useful information.
If the class felt perfectly clear and the blank page is almost empty, you have discovered the difference between following an explanation and retrieving it later.
A complete 50-minute after-class routine
Suppose you have just finished a class on group accounts.
Minutes 0 to 10: recall
Write the main workings from memory.
Do not worry about perfect detail yet.
Minutes 10 to 20: check
Open your notes or recording index.
Mark:
- what you remembered accurately;
- what was incomplete;
- what was wrong;
- what you could not retrieve at all.
Minutes 20 to 40: repair one weak point
Choose the most important gap.
If it is the treatment of an associate, find that section in the class material. Ask MSL AI a narrow question if another explanation would help. Then close the help and reproduce the working.
Minutes 40 to 50: produce
Attempt a short requirement or create five retrieval questions.
The final ten minutes prove that the repair can survive without the explanation in front of you.
What to write on the one-page class follow-up sheet
Keep one page per class.
Date and topic
Enough to find the source later.
Five things I can now retrieve
Short phrases only.
Two things I almost understand
These become repair jobs.
One mistake I made in practice
Move recurring errors into the mistake book.
Next return date
Choose when you will see the topic again.
One question to attempt
Name the actual question or requirement.
This page is more useful than rewriting the class notes beautifully.
If the first review happens the next morning
Life will sometimes make the 24-hour routine imperfect.
A class may finish at 9:30 pm. You may reach home tired. You may have an early work start.
The routine can move.
Do a two-minute memory dump before bed and the longer review the next morning or lunch period.
What matters is that the topic receives an early act of retrieval while the class is still recent enough for you to diagnose the gaps.
Build the later returns before you forget to return
After the first review, schedule small retrieval returns.
An illustrative pattern could be:
- next day: five-minute recall;
- three or four days later: short question;
- roughly a week later: fresh variation;
- later again: mix the topic with others.
The exact spacing can change with the difficulty of the material and the time until the exam.
The principle is to revisit after some forgetting has begun, rather than waiting until the topic feels completely new again.
A simple calendar tool can let the student choose the class date and generate suggested return dates that remain editable.
Questions that come up
How soon after class should I review?
A short review within the first day is a useful target. If the class ends late, capture the main ideas briefly and do the fuller recall and practice the next day.
Should I review the whole lesson every time?
No. Start with retrieval, then spend more time on the parts that were missing or unclear. Strong areas may need only a short check.
How many flashcards should I create from one class?
Use as many as the material genuinely needs, but avoid turning every sentence into a card. Cards work best for information worth retrieving repeatedly, especially rules, distinctions, steps and recurring errors.
Can MSL AI replace my after-class review?
Use it to explain, question and challenge you. Keep the final production step yours. Close the response and see whether you can now explain or solve the point without assistance.
What if I have another class the following evening?
Use a shorter version. Even 20 to 30 minutes of recall and one question can keep yesterday's lesson alive before new material arrives.
Do this after your next class
Before opening the notes, take a blank page and write what you remember.
Circle the gaps.
Repair only those gaps.
Then answer something.
That sequence is short enough to become a habit and strong enough to change what reaches exam day.
Series note: The Excellence Blueprint is MSL Business School's weekly guide to studying, remembering and performing better in professional examinations.
The Excellence Blueprint by MSL Business School helps professional students study, practise and perform with greater purpose.
