Research
Assessment Training Institute. (2005). How to Assess Achievement for Grading.
Stiggins, Richard J., Judith A. Arter, Jan Chappuis, and Stephen Chappuis. Classroom assessment for student learning: doing it right -- using it well. Special ed. Upper Saddle River, N.J.: Pearson Education, Inc., 2007.
Tomlionson, C.A. & Mctighe, J. (2006). Integrating differentiated instruction & Understanding by design. Alexandria, VA: Association for Supervision and Curriculum Development.