Rare card
Leitner system
- Value
- 50 W
- Attack
- 293
- Defence
- 235
- Players
- 1
The Leitner system is a widely used method of efficiently using flashcards that was proposed by the German science journalist Sebastian Leitner in 1972. It is a simple implementation of the principle of spaced repetition, where cards are reviewed at increasing intervals.
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