Amazedmom I understand the desire, I've desperately wanted the same tool at times too. It seems like it would be easier for a lot of people to understand. I understand why they changed from ratio IQs, but a similar way of describing level might be useful in some situations, particularly with the "This child is not the SAME as a child x years older, but does have the reasoning abilities of, and many of the skills of an x year old."