This app is developed by professional driving instructors to introduce students to roundabouts.
Main features:
    • Full 3D simulation
    • Birds eye view of traffic flow
    • Ground level view showing oncoming traffic
    • In-car view from driver's seat
    • Ability to take control of car entry
    • Collision detection
A perfect tool for Approved Driving Instructors (ADIs) to teach roundabout priority and traffic flow to new students. 
This is a huge improvement from static images in textbooks.