A typical college application consists of these pieces:
Here is the timeline for completing your applications

Here is advice that college admissions officers give their own children: notice how they emphasize finding schools that fit YOU.
How well are you prepared for the 5 - 6 careers current teenagers are likely to have in their lives? (Work and career are the practical end result of all this, right?) Read what a senior vice president at Google said about how to get a job at Google.
Before you apply:
As you apply:
After you apply: