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Wall calendar planning study review intervals explaining what is the 2 7 30 rule for memory

What Is the 2 7 30 Rule for Memory and Why Retrieval Practice Beats Rereading

The 2-7-30 rule is a simple review schedule: revisit material around 2 days, 7 days, and 30 days after learning it. The real win comes when those reviews use retrieval practice instead of passive rereading, because effortful recall tends to build stronger long-term memory.

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