madeinuk, we have only done the first session, the second one is at the end of the month...but I believe the Ach test is the WIAT? We haven't gotten any scores yet, naturally, but when we do, that might be a useful thing to use.

And yes, if it was for 'mathphobes', that would have definitely diluted DS's enjoyment, so in theory, it might not have been the right place for him anyway.

Eh well, such is life. Onward and upward.

I did inquire about the process of facilitating our own event at the library - we'll see how that pans out.