[Rolls eyes]
who don't have basic proficiency with the Internet
[Rolls eyes]
That's awful.
[Rolls eyes]
There are 60 billion (or more) hard core porn images on the internets. No need to expose 8 year olds to them.
I think the search box in wikipedia would be sufficient to acclimate them to the whole "Type word, press search" paradigm. They'll be prepared...if only for google. I mean, Bill Gates had a teletype into a mainframe, so maybe they're doomed anyway.
EDIT: By the way, I've seen first hand how kids go straight for the very worst stuff on the web, and it's pretty depressing. So, there's definitely a valid market for this kind of thing...