I'd call it a compound noun that modifies an implicit repetition of 'exercises'. not just rule-remember-practice (exercises) . CJ
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I'd call it a compound noun that modifies an implicit repetition of 'exercises'.
... not just rule-remember-practice (exercises).
CJ
She is not a native speaker. This is not a good model for your own English. The grammar of it is debatable, and its idiomaticity is questionable. I would expect "rule-remembering practice", but even that is a bit off.