North U Cruise Pack
The Cruising & Seamanship Workbook and CD-Rom along with the Annapolis Book of Seamanship and Suddenly Alone Workbook. Buy all four and save $16!
Windows and Mac compatible.
10/28/19: Discs and USBs are Windows and Mac compatible. The Discs/USBs will work with Mac OS Versions through 10.14 (Mojave) only.
If you upgraded to Catalina, the Discs/USBs will not work.