As you no doubt know, students who are the first in their families to go to college have unique needs. They may not have the support that other students have to navigate everything from choosing a college, to the application process, to applying for scholarships and financial aid. Beyond that, they might not have the emotional support to figure out what's often referred to as the "hidden curriculum" of college, including such things as time management, email etiquette, how to use Office Hours, etc. One of us was a first generation student, and one of the things we talk about a lot is the difference it makes to have family members who "know the ropes" (no matter how old those ropes might be!). For first generation students, many of the aspects of "how to college" need to be explicitly pointed out.
For those who want to help first generation students, there are a number of resources out there, but a couple of free ones that we recommend are: