To check CPU usage. Open the Task Manager (Ctrl + Alt + Del) and then go to Task List. Hit the Performance tab. The screen below should appear showing the CPU usage on your computer. Typically, your processor usage shouldn't go over 50% unless using large applications such as video games or media editing programs.
Many students carry a course load of 15 credits, or approximately 15 hours of class time each week. Doing some simple math indicates that your student should be spending roughly 30 hours of study time and 15 hours in class.
American children and teens spend about four hours a week on homework and attend school for about 32.5 hours a week, according to a U-M study that provides a detailed snapshot of the way school-age children spend their time.