Life size. 8 parts.this deluxe brain is medially divided. On the right half, you will find a colored,systematic grouping and representation of the cerebral lobe. The left half shows:pre-and post-central region,brocu and wernicke areas,heschl'gyrus. Brain nerves,ventricles.both halves can be disassembled into:Frontal with parietal lobes, temporal with occipital lobes.half of brain stem,half of cerebellum