The dates for 2018 are as follows:
January 13th and 27th
February 10th and 24th
March 10th and 24th
April 7th and 21st
May 5th and 19th
June 2nd and 16th and 30th
July 14th
Summer Break
September 8th and 22nd
October 6th and 20th
November 3rd and 17th
December 1st and 15th