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  • Broschiertes Buch

This book brings together three l topics: homogeneous grouping of students within classrooms by ability or achievement;, tracking of students into courses of study by the same criteria; and retention of students in their present grade so that they repeat a year's work instead of being promoted.

Produktbeschreibung
This book brings together three l topics: homogeneous grouping of students within classrooms by ability or achievement;, tracking of students into courses of study by the same criteria; and retention of students in their present grade so that they repeat a year's work instead of being promoted.