Review

Review

Nothing due

Everything you have practised is above 70% and recent. Finish a new lesson and it will come back here in a couple of days.

Start something new

Why we bring things back

Across 242 studies, the two techniques that beat everything else were practice testing and spacing it out. Learners who only re-read forgot 56% within two days; those who tested themselves forgot 13%.

Below 70%Always due
After 2 daysSecond pass
After 7 daysThird pass

Honest about the schedule

This is a simple two-interval rule, not a tuned algorithm. Real intervals need evidence from actual use — and until the API lands, a closed browser forgets everything, so “due in two days” can only be shown inside one session.