Click on Training, then Videos on the left-hand menu.
From here you can start the Defense.com training by clicking the Start training button under each section.
Each section has a number of videos. To start playing the first video click on the play button, once viewed, you can move on to the next video by selecting it from the links to the right-hand side.
Once a video is complete a green tick will appear in the right-hand list.
You can view your progress through the Videos Report on the left-hand menu.
This page gives an overview of your progress through the videos. Once a video has been watched, you'll be able to take the associated exam by clicking on the mortarboard to the right-hand side.
For a more detailed look at the Exams see our support article How to use the Defense.com Exams.