>
> Find something to read. Find a stop watch.
> Mark a starting place in your thing to read. Set
> the stopwatch for five minutes and start
> reading. When the timer goes off, stop reading
> and mark your place. Count the words, divide
> by five, and there's your answer. If that's not
> scientific enough for you, do it a whole bunch
> of times and average the results.
>
> Gri"O.S.A."shny

That's what I was going to say.

Five minutes will probably be accurate enough.

It's a good idea to read something that is the same level of difficulty as the stuff you normally read. Instead of reading "See Spot Run," try a periodical that you read on a regular basis.
Howard