This study contributes on instructional methods from a validation technical point of view. The focus is on the evaluation of instructional methods in relation to knowledge processes in the act of learning. In questionnaires, computer science teachers, mathematics teachers, and English teachers evaluated 20 instructional methods in terms of…

This work summarizes the results of two randomized control trails (RCTs) aimed at evaluating the effectiveness of a professional development program for lower secondary school math teachers. The program, called M@t.abel, was financed by the Ministry of Education in Southern Italy with EU funds. It lasts a full school year and it is based on formal…

The introduction of the subject Mathematical Literacy (ML) as part of the education reform process, led to the development of many large scale in-service programmes designed to train practising teachers to teach the new subject. The purpose of the study is to examine the challenges associated with providing in-service training for teachers of ML,…