Find a school by area and visit their website. The best way to gather information about a school is to visit their campus. Some have online tours that you can take, but you should still visit the campus in person. Find out information on campus tours, like questions to ask, what to bring, etc., or locate online tours. When you apply to a post-secondary school, you will have to fill out an application, and possibly write an essay.
Some colleges even require interviews.
Information on selecting a school and the process the school goes through to accept applicants. Take some time to check out some of these sites and information. This section has information on everything you need to know about college, from dreaming about it in 9th grade, to getting accepted to your college choice.