INTRODUCTION For further help and instructions on how to use Wild Blue Yonder, please see the Pre-flight online tutorial and the manual. If you are having problems with the program, please read the "Troubleshooting" section in the manual as well as the Read Me file. OVERVIEW When you’re at the Overview screen, you’ll see pictures of four aircraft, plus the names of four eras: Jet Age, Vietnam, Desert Storm and Tomorrow. When you move the arrow to the box surrounding these titles, the box will light up. To look at the list of planes from any era, click on any highlighted box. In the lower left-hand corner of this screen, you’ll see a globe icon with the words “click here for pre-flight” orbiting it. Click on this icon to access an on-line tutorial that will display and explain the program features. ERA SCREEN Once you’ve clicked on any of the four eras, you’ll see a menu with a list of aircraft from that time period, along with pictures of those aircraft. Click on either the aircraft’s name or its picture.