In this Grasshopper tutorial, you can learn how to calculate the direct sun hours on a boundary around a building using the Ladybug plugin. Download Example File
In this Grasshopper example file, you can use the Anemone plugin to design a polar array of branching fractals and then use the Dendro plugin to convert it into a mesh for 3dprinting. Example FIle
In this Rhino Grasshopper Kangaroo Example file you can design a parametric building by grabbing the base roof in Rhino and deforming it. Free Example File