Hi,
Yes, for NID Aptitude Test you can prepare all by yourself, but do take expert advice as in from the toppers, current alumni of NID, who can give you useful insights; In fact, this is one of your preparation processes.
Here is some tips which might come in handy while your NID Aptitude Test Preparation:
Be imaginative and creative: Since the NID exam's primary goal is to gauge a candidate's capacity for both, try to draw frequently and come up with innovative solutions to problems.
Increase Speed: On time completion is essential for every exam in consideration. And since this calls for speed, try working on your speed, by practicing a lot. The more you practice the better and faster you get.
Solve Previous Year’s Question Papers: This point cannot be emphasized enough. Given that this is your first attempt, you have no knowledge of the pattern at all. By solving problems from previous years, you can become familiar with the format of the test and better prepare yourself.
Improve your General Awareness: In any entrance test, general awareness plays a significant role because applicants must be informed of global events., Especially, be aware of the field in which you are preparing that is Design, etc.
Comprehensive Study Material: The study materials you choose should be both extremely thorough and easy to comprehend. And also make sure the Study Materials come from a reliable source.
Stay Healthy: Since a healthy body is a prerequisite for a healthy mind, regular exercise is essential to maintaining both a healthy body and a healthy mind. Simple free-hand exercise or a Yoga regime of maybe just half an hour can help, easy brisk walking or light jogging can do magic.
Now, the above points will help you to prepare for the NID entrance. Though taking the help of courses will be completed upon you. There are a few benefits of taking courses or coaching classes as well, which are:
Getting fellow aspirants: A Peer group might help in joint or group study which enhances your idea generation, and problem-solving, even coming across new and improved ideas and methods to solve any problem.
Healthy Competition: While preparing and taking mock tests there will be peer pressure, and will generate healthy competition to perform even better.
Staying systematic and on track: While preparing there will be times when you might feel a bit low in energy and indulge in procrastination. Staying in a strict system will help you avoid this.
Easily available study materials: Now that the Online process has come into play, some coaching institutes provide online study materials as well which helps in your comfort and ease of preparation.
So, now that you have been provided with both the Self preparation tips and the benefits of joining a coaching institute, it is upon you to decide which suits you best.
Best of Luck!