Net Trek 3.0
You can find it around on the internet. Email the creator and he may send you a copy!
I used to play it at school with a bunch of other kids. It was great fun!
Laptop: Late 2006 2ghz Black, Pismo 400, 1400c x 3
Duo: 230, 280c, 2300c x 3, mini dock x 2, Duo Dock II
Desktop: LC, LC 475, G4 Cube, IIfx, Umax C600, PM 8600, G4 1.4ghz DA, Mac Mini 2011 i7 2.5ghz