"data mining on school database"

Hi all , I am new to data mining

I am trying to analyse the set of information on the students of a sma ll school
those are the grades in diferent subjects ( math sciences, english , french, ...) , the distance or time to come to school, family background, and the disciplinary record
I have the data in and excel file

can any exeperineced user of rapid miner give me some advice ?