Major Instructional Function of the Elementary Classroom Teacher: Instructional Delivery • This includes an understanding and the ability to use the principles of learning (motivation, reinforcement, retention, transfer) • The ability to make sound judgments above the use of such instructional techniques as appropriate pacing, questioning, grouping, actively involving the students, and directly vs. Evaluation of Students and Programs • This includes the ability to construct and use diagnostic, criterion reference and student achievement tests • Evaluation also encompasses the maintenance and interpretation of records for students, parents, administrators, and other teachers.