Answer:
Based on empirical research in education and cognitive psychology If the academic revision is spaced and they are using techniques such as active recall than the revision can significantly boost academic performance of students.
Step-by-step explanation:
It is much better if the revision is in the form of tests as it will force students to recall concepts along with facts.Spaced practice of this can also be very helpful. This is can be done by revising the same concept again and again after some time has passed.
Note: I will suggest you to read a book called "Make It
Stick".
It can provide you with a lot of information.