I've taught statistics, math courses and what I've found is that often if you teach them algebraically the formulas, you'll have one group of kids doing well.
Robert SternbergAnd so, you can do hundreds and hundreds of studies showing a general factor and just so long as you restrict your populations, your testing materials and the kinds of situations you look at, you can keep finding the same wrong thing again and again.
Robert SternbergCurrent intelligence-testing practices require examinees to answer but not to pose questions. In requiring only the answering of questions, these tests are missing a vital half of intelligence- the asking of questions.
Robert Sternberg