Mixing different topics or skills in one practice session beats drilling one thing at a time. It feels harder, but the learning sticks far better.
What is interleaving? Read the full idea →Studying a jumble of problem types teaches you which method to pick, not just how to repeat one.
Alternating shots in tennis practice prepares you for a real match better than a hundred identical serves.
Rotating between pieces and techniques in a session builds more durable skill than looping one passage.
Mixing vocabulary, grammar, and listening beats spending a whole hour on a single drill.
Interleaving feels less smooth in the moment, which is exactly why it builds stronger memory.
That's just how memory works. Lock interleaving in with a 5-minute active-recall session — spaced repetition, no signup.
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