ow, can we? You can if you want to. > 2. I agree that the trend in RT is a very interesting topic. There is no trend, is there. More to the point: Binet was interested in identifying 5 y.o. children who were ready to attend school, and separating them from those who were not. Galton was the first to

ural equivalents to such questions, even for arabs, and they are embedded in their local versions. Also, many of the items in S-B are speed related; Binet's original items contained such. I don't think RT has improved that much in century, although maybe attention deficits have increased. And finally,