Active recall: why testing yourself beats rereading

Active recall means pulling stuff out of your head instead of pushing it back in. You shut the book and try to write down or explain what you just learned. It feels harder than rereading. That's the point.

Rereading feels great. That's the problem

When you reread your notes, everything looks familiar, and familiar feels like knowing it. But in the exam there's no page in front of you. Just a question and a lot of empty lines.

Highlighting is the same trap. Your hand's moving so it feels active, but picking a colour isn't remembering. Most of us have owned a textbook page that's basically all yellow and still couldn't answer one question about it.

Reading still matters, by the way. You need to understand something before you can recall it. Just don't stop there.

What it looks like

Say you've just read a section on the causes of the First World War. Close the book. Write down every cause you can remember, with whatever detail you've got. Then open it again and add what you missed in a different colour pen.

That's it. The bit where you're staring at the page trying to remember is the actual studying. Retrieval practice is one of the best-backed techniques in learning research, because pulling a memory out makes it easier to pull out next time.

Pick a method that fits the subject

• Flashcards for facts, vocab and definitions. Answer before you flip, every single time.
• The blank page method for big topics: write everything you know, then fill the gaps from your notes.
• Past papers, because nothing is closer to the real thing.
• Explaining it out loud to a friend (or your dog). Wherever you stumble is where you need work.

Getting it wrong is part of it

You'll blank on loads at first and it's annoying. But when you try, fail and then look it up, the answer tends to stick better than if you'd just read it. A session where you get half wrong isn't a bad session. It's a to-do list.

So don't wait until you feel ready. Test yourself early, even if it's messy.

A routine with Brainlag

Roughly what I'd do after a lesson:

• Write short notes in Notes, in your own words.
• Turn the key points into questions and make a card for each one in Flashcards.
• Go through the deck with your notes closed. Be strict: if you weren't sure, it's still learning.
• Play a round of Meteor Recall for some extra practice.
• Once a week, do a blank page review and add anything you forgot as new cards.

Space it out

Testing yourself once is good. Doing it again a day later, then a few days later, then a week later is a lot better. If your biology test is in two weeks, ten minutes of cards most days beats a whole Sunday the weekend before. You'll also know which topics are shaky long before the panic kicks in.

Quick questions