2.1. Sample
The subject of the study population consists of two groups of 15 students aged 17 to 19 years old, third year high
school level sciences physical sciences experimental option. The first group completed the mechanics course in
traditional conditions; it is therefore the control group. The second group is the experimental sample has completed
the mechanics course using the product Dynamic. During these sessions, the students were divided into 1 student per
PC and the teacher had a PC for support and guidance.