Grasshopper sample files made for Youtube and Facebook videos as extra recipes for the book "Parametric Design with Grasshopper" (http://www.bnn.co.jp/books/8482/).
https://www.facebook.com/Parametric.Design.with.Grasshopper/
https://www.youtube.com/playlist?list=PLzRzqTjuGIDiOSybLxZ4DiSaRYdVdDnMJ