Commissioning a museum computer exhibit can be a confusing business. This page has links to documents written by a range of experts. At the moment a lot of this advice is from people I know. But if you know of some other good advice on the web let me know and I'll add a link.

Advice from me

If you want to install a computer exhibit, but haven't done it before then read this. This short non-technical guide will get you started.
If you're appointing external contractors to make your exhibit then one of the most important things is the brief you send them to say what you want. Here's a guide to what to put in it and what to leave out.
This document tells what equipment you'll need for a computer exhibit and where to buy it from. It assumes no technical knowledge.
Based on a document used by the Science Museum, London, this document gives a set of basic requirements for the development of exhibit software.
Games are a great way of telling stories in a museum. In this document I look at how to use games to tell stories and how to design a game to work in a museum.
During the development process its very easy to make your exhibit more complicated than it needs to be. This is a more discursive document which looks at why this happens and how to avoid the pitfalls.
Great video can really bring an exhibitions alive. But it's easy to make mistakes when you're commissioning it and it can be expensive to change afterwards. This document tells you what to watch out for.
Once you've got your computer you need to set it up. This fairly technical document tells you how to set up a Windows computer.