Kimberly Cayamcela&Natalee Schiavoni: PSSA Classify Rocks. Posted by Kimberly Cayamcela in Physics - Echols on Monday, April 16, 2012 at 9:35 am Here is the link to our blogspot where you can explore and learn about classifying rocks. Enjoy! http://teachmehowtoclassify.blogspot.com/ Comments No comments have been posted yet. Log in to post a comment.