does anyone know where I can find koh's block testing sets at a reasonable price

[Guest guest]

Just reposting since I didn't get an answer.

> My son just did a psychological testing day...and they did two things that I

saw that he struggled with. One was the Kohs block test and the other was on

observation of what is missing....any ideas as to what to do and where to get

those.

>

> thanks

> Ronni

>