The teacher training courses including field internships are among the adjustment variables of education systems. In Morocco, trainees complete practical activities relating to multiple training systems. However, the internship establishments show a low contribution to ensure professional development. A meta-analysis of thirty documents was conducted to establish the current state of practical training for tomorrow’s teachers. Results show an insufficient of internships to acquire the teaching profession in initial training. The real-life activities implemented in the training centers presented multiple success indices compared to those adopted for regional recruitment. The host institutions are faced to structural constraints.