I get asked on a fairly regular basis what I would recommend, specification wise, on an inexpensive laptop computer. I thought I would note my general recommendations here.
Guidelines For Deploying Terminal Server
This document has been out for a while, but it still has some important tips and information for those people using Terminal Services.
http://www.microsoft.com/windowsserver2003/techinfo/overview/quickstart.mspx
iTalc
Intelligent Teaching And Learning with Computers
iTALC is a […] powerful didactical tool for teachers. It lets you view and control other computers in your network in several ways. It supports Linux and Windows 2000/XP (Vista support will come) and it even can be used transparently in mixed environments!
Control / view / manage many machines from one machine.