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Overlearning, getting learners to practise more questions once the learners have “got the skill”, adds little durability to learning.
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Ramirez 2017
"Educators assume that students are motivated to retain what they are taught. Yet, students commonly report that they forget most of what they learn, especially in mathematics ... this proof-of-concept study suggests that children may deal with threatening classroom experiences by forgetting important course relevant knowledge."
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