Download Add to Favorites Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER Share Try a printable science activity that focuses on rock classification. Authored by: Pearson School Grade: 3 | 4 Subjects: Library Resources Reading and Literature Rocks Geology Reference Materials Language Arts and Writing Earth Science Science Nonfiction Literature Literature + show tags TYPE: Worksheets Activities Holidays: Library Lovers' Month