Being pretty good at Excel probably puts you at somewhat of a disadvantage. The most common problem with that is that one tends to approach Access design with what I call a spreadsheet mentality, but I suppose paradigm might be a better choice of words. I have not checked out the provided links, but will present a few of my own favorites for other aspects that those may not cover but are of paramount importance for a newcomer.
reserved words
Auto numbers
more auto numbers
Naming conventions
lots of design tips here
The more we hear silence, the more we begin to think about our value in this universe.
Paraphrase of Professor Brian Cox.