Article - What are the benefits of Tetris?
The theory is that Tetris thickens the cerebral cortex - part of the brain that plays a key role in memory, attention, perceptual awareness, thought,...
Archicortex
The part of the cerebral cortex (pallium) that with the palaeocortex develops in association with the olfactory system and is phylogenetically older than the neocortex and lacks its layered structure.