Spaced Repetition for English Learners: How SM-2 Works and How to Use It

Spaced repetition is among the most-validated study techniques of the last 40 years. Here's how the SM-2 algorithm actually works, what kinds of English content benefit, the right pace for daily reviews, and the five most common mistakes that wreck the gains.

By PrepLearnio Editorial Team · Published 2026-03-22

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