We learned about the experiments of Karpicke and Blunt in (3.4.2) Learn more after testing. In the experiments, subjects learned during the day and tested in a week. The memory is judged by whether or not they can recall after a week. If you are studying for the exam after one week, it is beneficial to raise the score in a week. However, in the long run, one-week memory is useless. We need to keep memories for many years. Let’s explore how we can create memories that last longer.

Keyword: spaced repetition

en.icon --- This page is auto-translated from [/nishio/(3.5) Spaced repetition method that lasts knowledge](https://scrapbox.io/nishio/(3.5) Spaced repetition method that lasts knowledge) using DeepL. If you looks something interesting but the auto-translated English is not good enough to understand it, feel free to let me know at [@nishio_en](https://twitter.com/nishio_en). I'm very happy to spread my thought to non-Japanese readers.