Current affairs The post-enrollment for course period 3b is open! The post-enrollment for course period 3b is open! 11 March 2016 The post-enrollment for course period 3b is open and there are still some free spots for skydive (€137,50)! Besides skydive you can also sign up for cool courses like lacrosse, kinesica or American Football!https://aclosport.rug.nl/en/home