The Pilot Workshops IFR Proficiency Series CD’s are a comprehensive educational resource specifically designed for pilot training. Written in English and focused on the subject area of IFR flying, these CD-ROM’s provide beginner and proficiency level content for learners. Created by Pilot Workshops, the publisher, these CD’s offer a convenient and in-depth study guide for individuals looking to enhance their skills in IFR flying. Perfect for those seeking to improve their proficiency in this specialized area of aviation, these gently used CD’s offer valuable insights and guidance for pilots looking to upgrade their skills.