Here are some great links for practice on the Science ISAT Examination for 2012.
Note - Your student / You will be taking the NWEA Examination on 2/6/2012. This will show Fall to Winter Growth. The normative data for 2011 shows a general goal of around 210 for science. However, your score might be different based on what you got in the fall.
General ISAT Practice
2011 ISAT Science Questions
Information About NWEA Science