System requirements:

PC Computers

Pentium 166+ MHz
Microsoft Windows 95, 98, NT 4.0, 2000, or XP
Internet Explorer 4.x, 5.x with recent Java Virtual Machine

RAM (software): 32 MB min., 48 MB+ preferred (Virtual Memory on)
RAM (curriculum units): 48 MB min., 64 MB+ preferred (Virtual Memory on)
Hard Drive Space (software): 50 MB
Hard Drive Space (curriculum units): 300 MB total


Macintosh Computers

PowerPC 200+ MHz, G3/G4 preferred
Mac OS 8.x, 9.x
Internet Explorer 4.5+, 5.x with Apple MRJ 2.1+
RAM (software): 48 MB min., 64 MB+ preferred (Virtual Memory = 65+ MB)
RAM (curriculum units): 64 MB min., 80 MB+ preferred (Virtual Memory = 81+ MB)
Hard Drive Space (software): 160 MB
Hard Drive Space (curriculum units): 315 MB total