"Instructional Scaffolding" is the phrase that American psychologist Bruner Uses.
Explanation:
Instructional Scaffolding is a support that is given to a student by a instructor through a learning process.
1. Support - Teacher acts as a backbone and gives support to the student in order to enhance learning and aid to master in the task perform by him.
2.Systematic Learning- As the student is in the process of learning and gaining knowledge, the teacher does it systematically and with a proper procedure.