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Brain and habits
Solving techniques for 4×4, 6×6 and 9×9 grids, logic puzzle rules, brain game habits and casual puzzle gaming on iPhone and iPad.
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Brain and habits
Do number puzzles help memory? evidence from studies
Do number puzzles help memory? See what the Exeter, BMJ and Hong Kong studies measured, and what they do and do not show about memory and aging. -
Brain and habits
Five minute puzzle routine for a focus break at work
A five minute puzzle routine for a work break: scan a 4x4 grid by rows, columns and boxes, write only forced numbers, and stop when the timer rings.