It depends on a couple of factors. You're right about the first step - to find free computer adaptive test online. Should be pretty easy to find - all the big test prep providers like Veritas and Princeton Review have them.
By taking one or more of these practice tests, you should have a good sense of your strengths and weaknesses. Look at the stats for the programs you want to target and see if your score is within the average ranges.
If you're a good independent studier and your practice scores are within a reasonable range of those from your targeted schools, online test prep courses should suffice. They're usually substantially cheaper, and are usually comprable to classroom courses in terms of deliverables. Some students find that it's more difficult when you don't have personal contact with the instructor, but many find the experience satisfying. Many of the online courses also provide assistance and feedback on your essays, which for many students can be complicated since they're graded objectively.
Classroom-based courses are much more expensive, but many students find that they lead to bigger score increases. I think it ultimately depends on your practice test scores, and whether it's worth it to you to have hands-on training.
Your other option would be to use a book or online program to self-tutor. This method can also be used in conjunction with a class to get an extra push, especially with the quantitative section.
It depends on a couple of factors. You're right about the first step - to find free computer adaptive test online. Should be pretty easy to find - all the big test prep providers like Veritas and Princeton Review have them.
By taking one or more of these practice tests, you should have a good sense of your strengths and weaknesses. Look at the stats for the programs you want to target and see if your score is within the average ranges.
If you're a good independent studier and your practice scores are within a reasonable range of those from your targeted schools, online test prep courses should suffice. They're usually substantially cheaper, and are usually comprable to classroom courses in terms of deliverables. Some students find that it's more difficult when you don't have personal contact with the instructor, but many find the experience satisfying. Many of the online courses also provide assistance and feedback on your essays, which for many students can be complicated since they're graded objectively.
Classroom-based courses are much more expensive, but many students find that they lead to bigger score increases. I think it ultimately depends on your practice test scores, and whether it's worth it to you to have hands-on training.
Your other option would be to use a book or online program to self-tutor. This method can also be used in conjunction with a class to get an extra push, especially with the quantitative section.