Why spacing helps
Each review arrives close enough to rescue the memory but far enough away to make retrieval effortful. That effort improves durability.
Use it lightly
Readers do not need a complicated system to benefit. Even two planned revisits after finishing a book can make a noticeable difference.
How to apply this on ReadSprint
Use a summary to choose a book, explore its key ideas, and build a short review routine around what you want to remember.
Upload a cover and try it