Probably the most important thing is steering your child to a major that will generate lifelong income, will lead to a satisfying and rewarding career, and provide a grounding in history and humanities (as minors).
Victor Hanson points out regularly that you get a far better education for far less money than the top reputation schools, especially the Ivies.
Our youngest went to college 15 years ago. One got a degree in political science, one in biology, and one in business. That led to careers in tourism, insurance, and automotive retail management.
I regret not making a stronger effort to push them toward STEM careers, especially the oldest.
“That led to careers in tourism, insurance, and automotive retail management.”
None of those require four years of college education.