Presentation Slide
Twist Quantity Change 
Twist Surface Depth Change 
Twist Direction Change 
Candle Holder
Shaper Diver:
Since graph mapper is not supportable for shape diver, so these are shapes I chose, and people can change the twist quantity and depth.
https://app.shapediver.com/m/1-375
https://app.shapediver.com/m/this
https://app.shapediver.com/m/ho (candle holder shape)
Parametrics 