EJSS Newtons Cradle Model in 3D

EJSS Newtons Cradle Model in 3D by Fu-Kwun Hwang, lookang, Francisco Esquembre 

http://weelookang.blogspot.sg/2015/06/ejss-newtons-cradle-model-in-3d.html
EJSS Newtons Cradle Model in 3D 
author: Fu-Kwun Hwang, lookang, Francisco Esquembre
Run link: Link1, Link2
Download and unzip: Link1 Link2
Source link: Link1 , Link2