Memory & spaced repetition

How forgetting works, why review timing matters more than review volume, and what the research actually says.

• How spaced recall makes what you save actually stick

  Saving a summary is not remembering it. Recl brings each save's key ideas back on an expanding schedule — 1, 3, 7, 14, 30 and 60 days — so the idea sticks.

  3 min read

• Spaced repetition explained, with the actual intervals

  What the spacing effect is, why the right gap depends on how long you need to remember something, and how to pick intervals without an algorithm.

  4 min read