* Please see system requirements for the disc you are interested in.
Lighting Design Version 3 is now available!
Interactive DVD that works on Windows XP+ and Mac OS 10.6 + (Including Yosemite!)
Lighting 2.5 works on Windows 98 - Windows 8 & Mac 10.1-10.5 but not Lion.
Sound works on Windows 98 - Windows 7 & Mac 10.6+ (inlcluding Snow Leopard, Lion & Yosemite)