Week 1 / Day 3

Day 3 of 5, 18 min

Why you forget, and what to do about it

Forgetting is not a fault. It is your brain pruning. Here is the shape of it, and how to play it.

1 Start here

Forgetting feels like failure. It is not. Your brain forgets on purpose. It is constantly deciding what is worth keeping, and by default it throws out almost everything, because most of what comes in genuinely does not matter.

So the goal is not to never forget. It is to convince your brain that this thing is worth keeping, and to catch it just before it slips. There is a shape to how forgetting works, and once you see it, you can play it.

2 The idea
Encoding and retrieval, a leaky bucket
Encoding plugs the leak. Retrieval catches what spills and pours it back. Most studying only ever does the second.

The forgetting curve, and the two halves of memory

When you learn something, you start forgetting it almost right away, fast at first, then slower. That is the forgetting curve. But every time you pull it back out of memory, just before it fades, the curve resets higher and drops off more slowly. Do that a few times at widening gaps and it barely moves.

Two words to keep straight. Encoding is getting something in properly the first time. Retrieval is getting it back out. Most studying is a leaky bucket, you keep refilling what already drained. Encoding plugs the hole. Add the reviews below and watch the curve change.

Add reviews, watch the curve
Add a review and watch the memory hold higher, and decay slower each time.
3 Watch someone do it

Watch someone do it

Two students learn the same module. One crams it the night before, gets it in, and it is mostly gone a week after the exam. The other revisits it the same day, then a few days later, then a week later, ten minutes each time. By the exam she has barely reviewed for longer than he crammed, and she still has it a month on. Same effort, spread differently. That is the whole trick.

4 Now you

Book three reviews

Take one thing you learned today. Put three quick reviews in your calendar or notes app: later today, in three days, and next weekend. Ten minutes each, book closed, recall first.

The widening gap is deliberate. Reviewing too soon is too easy to do anything. You want to catch it right when it is starting to slip.
5 Get feedback

Ask your own coach

Paste your work into ChatGPT with this. It plays the coach we designed, and pushes on your thinking instead of handing you the answer.

paste into ChatGPT

You are my learning coach, trained on the iCanStudy method by Justin Sung. I want to remember [topic] for [exam or goal] in [timeframe]. Suggest a simple spaced review schedule with widening gaps, and tell me what to do in each review so I am recalling and not just rereading. Keep it under 120 words, specific, and encouraging.

6 Checkpoint
You have got it when you can explain the difference between encoding and retrieval, and why reviewing at widening gaps beats cramming. Then meet the idea that ties the week together, on Day 4.
← Day 2 Day 4: shallow versus deep →