Here is a post which is going to give you an easy step by step guide on how to obtain your form. This post is to help those who want to do it on their own (it is advisable you contact someone with a good knowledge of it) .
Go to the official school portal here
Click on Perspective Students.
Click on Start Application
Fill the necessary information and click on Register Now.
It is advisable you use your own active email address.
Enter the username and password you registered to login to continue with the registration and click on Log In.
After a successful login, click on Make Payment.
Click on Pay with Visa Card or Master Card
Fill in your Atm card details. The CCV2(CVC2)1 is the 3-digit number at the back of your Atm card. Then click on OK.
Some (mostly all) banks do generate One-Time-Password (OTP) for a secured and easy transaction.
If the above steps are not comprehensive enough for you to do it by yourself, contact 09052245105 or 08185662709 for help.