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This is an open source Spaced Repetition SRS app. It may be usable for [[Tools for Cognitive Testing|Cognitive Testing]]. Spacing is very useful in learning.<ref>https://www.gwern.net/Spaced-repetition</ref>

This is an open source Spaced Repetition SRS app. It may be usable for [[Tools for Cognitive Testing|Cognitive Testing]]. Spacing is very useful in learning.<ref>https://www.gwern.net/Spaced-repetition</ref> It should be noted that flashcards like this are most popular for simple cue-question and fast response like with learning an new language or studying for medical school. Many bring up concerns about using flashcards for more complicated knowledge.