Guides

Learn how memory works

Factual explainers on spaced repetition, memory techniques, and how HippoCampus helps you learn — written for humans and search engines.

How AI grades answers in your own words

What happens between saying an answer out loud and seeing “Mostly correct”, and where the grader can be wrong.

Turn numbers into words and words into pictures. A practical tour of the mnemonics that pair well with flashcards.

Which words to start with, how to write cards that teach usage, and how many new cards a day is sustainable.

Why you forget most of what you learn within a week, and how reviewing at the right moments keeps it for years.