„Cluster grouping enables gifted students, as well as all the other students, to make meaningful progress.“
Dr. Dina Brulles u.a., „Clustered for Success“ in „Educational Leadership“ (Februar 2012), S. 41
„Cluster grouping enables gifted students, as well as all the other students, to make meaningful progress.“
Dr. Dina Brulles u.a., „Clustered for Success“ in „Educational Leadership“ (Februar 2012), S. 41