Smooth Track Design Video-How to Make Smooth Transitions on Your Roller Coaster Video-Designing Smooth Transitions for a Roller Coaster – Part 2 Video-Smooth Roller Coaster Transitions Part 3: The Iterative Approach Video-Smooth Turns for Your Roller Coaster Video-Smooth Roller Coaster Design Part 5: Roll Angle and Track Position Video-Smooth Roller Coaster Design Part 6: Heart-line Rolls and Overbanked Turns