#that upbringing, education and social factors can skew the results
#that upbringing, education and social factors can skew the results
−
After nearly a century of IQ testing and [[educational reform]]s, some researchers have begun to assert that IQ can be influenced by the child's environment by as much as 30 points.<ref>3 weeks of intensive play of WFF 'N PROOF: The Game of Modern Logic increased average IQ scores by more than 20 points. [http://wffnproof.com/]</ref> See [[Educational games]].
+
== Influention of environment ==
+
After nearly a century of IQ testing and [[educational reform]]s, some researchers have begun to assert that IQ can be influenced by the child's environment by as much as 30 points.<ref>3 weeks of intensive play of WFF 'N PROOF: The Game of Modern Logic increased average IQ scores by more than 20 points. [http://wffnproof.com/]</ref> See [[Educational games]].
+
+
A 1976 year study that covered 258 children (IQ between 80 and 119) finally concluded that the major correlating factor is "a favorable parental social and educational background" <ref>Fisch RO, Bilek MK, Horrobin JM, Chang PN (1976) Children with superior intelligence at 7 years of age: a prospective study of the influence of perinatal, medical, and socioeconomic factors. Am J Dis Child. 1976 May;130(5):481-7. Abstract available at
+
https://www.ncbi.nlm.nih.gov/pubmed/1274898</ref>. The more recent 2016 year study also showed that the measured IQ potential is significantly lower in developing countries. <ref name='kodila'>Kodila-Tedika O1, Asongu SA2, Azia-Dimbu F3. (2016) J Biosoc Sci. 2016 May 26:1-13, available at [https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2661437]
+
Statistics and intelligence in developing countries</ref> and increases after the national statistics to improves (<ref name='kodila'/> references [[Nigeria]] and [[Kenya]]).
+
Test results can also be influenced by other factors:
Test results can also be influenced by other factors: