It depends on what school it is and what year it was. December 17 is a bit early for school to be closed for winter break, so the most common reason would be bad weather.
The school was closed on Friday, December 18.
yes saddlewirth school is closed on Thursday
It appears that Illiana Christian High School is still open as of December 1, 2013.
It was open at the normal time.
Some schools are closed for the whole week; their last day was December 18. Mine was scheduled to be open December 21,22, and 23 but is closed December 21 due to snow. (I'm in New York.)
Tanbridge House School was closed on Wednesday 1st, Thursday 2nd and Friday 3rd December this year due to poor weather conditions.
Not necessarily, but it is very likely after school activities would be closed when school is closed. School officials would make that decision.
Whether or not a school was closed if it was closed at all is the decision of the local school board. To find out if your school was closed, you can check the school calendar or ask your teacher.
Yes, banks were closed on Monday, December 26th, 2011.
December 17 1979 was a Monday.
No school is not closed on March 3
December 17 1975 was on a Wednesday.