Vintage software: Oregon Trail 4th Edition for Windows 95 or 98 PC or for Macintosh PowerPC 7.5 or higher, CD-ROM Version 1, published by The Learning Company in 1999, recommended for ages 10 and up. Set is like new; includes 3 CDs and guidebook. Requires 32 MB RAM, 50 MB hard disk space, 8x CD-ROM drive, and a 3D graphics accelerator card is recommended. Set is from seller’s personal collection and all discs operated correctly when last used. Case is sturdy with no breaks; discs have no visible scuffs or scratches, and guidebook has minimal handling wear. See photos. Shipped with USPS Media Mail.