BrainGym

Exercises / The Nets

The Nets

Drill multiplication facts with a spaced-repetition system that shows your weak spots more often.

Trains math-fact fluency via retrieval practice / spaced repetition (a 3-box Leitner system). · free, no account needed

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How it works

66 multiplication facts, each tracked independently in one of three boxes. Facts in lower boxes are shown more often; a correct answer promotes a fact toward box 3 ("Mastered"), a wrong or slow answer demotes it. Each session pulls facts weighted toward your weakest boxes.