Speed match — the most-played cognitive training game in the world. A colored shape flashes, then another, then another. For each new card, tap Same if it matches the previous card in shape and color, or Different if it doesn’t. The stream accelerates through the run.
The Science: A variant of the 1-back working memory task, rooted in the paradigm introduced by Kirchner (1958) and extended into cognitive training research by Jaeggi and colleagues (2008).
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