Gleim's customers have requested audio reviews to accompany our Test Prep CD-Rom and books. Gleim Publications has responded by providing FAA Audio Review, which is available on compact disc. Listen to a Sample Audio Review Product Features: Audios will work better for many people because: You can study while your driving your car, mowing your lawn, exercising, etc., which makes better use of your time. Audio reviews allow you to concentrate on the material so you can visualize the concepts, making them more meaningful. Most people can carefully listen to our audio reviews and then confidently and correctly answer virtually all of the FAA questions in that study unit.