What is an easy way to study for midterm exams?

An easy way to study for an upcoming midterm exams is to start studying two or one week before the exam. Studying in advance will make you familiarize the lessons easily, without the risk of cramming before the exams. Exam cramming is an unhealthy way of studying since the mind is focused on learning the information as fast as possible with the possibility of missing several information due to being hasty or quick about studying. 

In studying it is also advisable to stay in a quiet room or a room with no distractions in order to easily understand what you're studying, hence you must not use your gadgets from time to time in order to stay focused and avoid distractions from social media. A 30 minute rest is recommended for every 2 hour of studying, so the mind can have ease for a while, and the information processing can be done quickly.