This file contains a sample rubric used in a Grade Four Science classroom. You can use this file as a guide for your own classroom. The rubric contains descriptions of the type of work required to receive a Level 1 - 4 grade. The bottom portion of the rubric also allows the for constructive feedback. 'Stars' can be used to highlight your favourite parts of your students' work, and 'Steps' can be used for constructive criticism, and future goals for your students.