Stacey Wescott / Chicago Tribune
Math teacher Michele Hawbaker (lt. blue shirt) goes over test questions with students during an SAT prep class at Glenbard North High School on Wednesday, Feb. 7, 2018 in Carol Stream. The school has about 700 students, mostly juniors, taking the prep class. They receive about 50 hours of prep instruction for upcoming SAT test in March. (Stacey Wescott/Chicago Tribune) 
Getting your Trinity Audio player ready...
