> Oops, 8 rows and 30 columns.
>

Cricksoft makes preformatted clicker grids for children and special
needs students. This one is 5 x 3, a small version of what would be
required. Somehow I doubt they have an 8 x 30 clicker grid but the
concept of the clicker grid is not new.


http://www.cricksoft.com/uk/products/clicker/guide4/15.htm

Suzanne