Digital BW, The Print

I will like to ask the list for your advise, I manage a digital Lab in a school in Seattle and we got a grant to upgrade the digitl Lab , the ED of the school is want me to get new monitors, the buget is limited... so I am asking for your advise in some buget Monitors. ( I will said that we have $250.00 to $350.00) for each monitor.. any advise?

thanks

 Juan