I was reading the info at BHarris website, during the commercial break.
I could not figure out how to blow up the teeny tiny picture of it, either!
Gravity...makes sense, I'd try a trial run with just water, for a couple of tries.
Being an early design, it probably has a lot of limitations.
Did you get the original box with it?
Just Wondering..
Cards put up 14 points in less than 1 minute..