Sounds promising!
If it comes down to Cogat vs. WISC, be prepared to address why WISC trumps Cogat.
Here's a good article, especially the "Types of Tests" section.
http://www.hoagiesgifted.org/tests_tell_us.htm
Bottomline:
Quote
For all these reasons, group tests tend to underestimate the gifted, more than the average child.