In chapter 2 of my book, Making Kids Cleverer, I discuss, David Geary’s theory of biologically primary and secondary knowledge. Human beings seem to possess various universal behaviours and characteristics common regardless of the specific culture into which they’re born. Geary’s theory suggests that such species-wide traits must have some root in evolution and he suggests that the capacity to learn ‘folk knowledge’ is a biologically primary adaption. This means that we tend to pick up the knowledge of how…