Collinsville High School will hold final exams Monday, December 20, 2021 – Wednesday, December 21, 2021. Dismissal* – Student dismissal is 2:25 on Monday, December 20. – Student dismissal is 12:55 on Tuesday, December 21 and Wednesday, December 22. *Please note: Students can turn-in a permission form to leave at the time of their designated […]