Stimulus => Sensory Memory => Working Memory => Long-Term Memory
If you want to sharpen your mental ability, you should train your working memory.
Train your working memory with 'NBack'.
*NBack:The current answer matches the one from N steps earlier in the sequence.
'NBack for iPad Lite' is Lite Version of 'NBack for iPad'.
Full Version: 1'Back --- 10'Back
Lite Version: 1'Back --- 2'Back
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With Family Sharing set up, up to six family members can use this app.