Since we can't improve the G-factor (which is the generalized skill that mental tests have in common), could we at least develop the things outside of it (some forms of mathematical ability, test taking skills," working memory)? As he had said at <a href=""https://www.youtube.com/watch?v=hppbxV9C63g&amp;t=10m11s"">10:11</a> and are those also considered forms of intelligence since even Dr. Haier admitted the fact that there is more to having a high IQ than just having a developed level of g."