How dumb is that? (was RE: [thechat] Spider-man movie)

[Joel Canfield]

> That girl is as "dumb as a box of hammers".
>

I thought only my father said that. Since he's no longer living, I assumed
the expression had gone the way of the dodo bird.

I always wondered: just exactly how dumb is a box of hammers? In all his
wisdom, my father never chose to discuss the matter except to repeat the
phrase in a new context.

joel