Yes what are good exercises to do when studying for an exam?

Kritika F.
Mediation for 2 minutes
Drinking cold water or coffee
Seat in a blue room or on a comfy place
Apply on your above eyes this prevent you to sleep
Yuri Y.
Practise books of that specific subject, rereading your notes from class, and color quoting(from your notes or a book you color for example blue for the important, yellow for the things to keep in mind etc.