81KiB, 1280x720, 66.jpg View SameGoogleiqdbSauceNAO When is human brain 50% devoloped? Anonymous Fri 12 Feb 16:57:52 2021 No.12697770 ViewReplyOriginalReport Quoted By: >>12697812 Supposedly it isn't 100% developed before age of 25, so, it is 50% complete by age 12.5 or does develop at a different rate? It is 90% complete by age of 18?
