Standards/Content addressed on:
Reading-- http://fcat.fldoe.org/fcat2/pdf/ReadingContentFocus2012.pdf (http://fcat.fldoe.org/fcat2/pdf/ReadingContentFocus2012.pdf)
Mathematics-- http://fcat.fldoe.org/fcat2/pdf/MathContentFocus2012.pdf (http://fcat.fldoe.org/fcat2/pdf/MathContentFocus2012.pdf)
Science-- http://fcat.fldoe.org/fcat2/pdf/ScienceContentFocus2012.pdf (http://fcat.fldoe.org/fcat2/pdf/ScienceContentFocus2012.pdf)
Standards that are taught in each grade level:
http://www.floridastandards.org/downloads.aspx (http://www.floridastandards.org/downloads.aspx)
Test Item Specifications (Sample questions, what can and cannot be tested, how things are worded...)
http://fcat.fldoe.org/fcat2/itemspecs.asp (http://fcat.fldoe.org/fcat2/itemspecs.asp)
Your child should know all of these at grade level before the test. If he/she does not, you should be talking to the teacher and working together to make a progress monitoring plan to be successful.
Read over the summer! Time is valuable.
Ask if you have questions and I'll try to answer all that I can. :)