Introduction: The introduction of competence-based approach in international educational official documents has been justified by the development of more active learning methods to respond to social and equality challenges for students. Competence is defined as a situated activity composed of several components, especially knowledge built in…

To better identify the distinctive characteristics of space representation in the radial dimension, we have proposed a new paradigm: the landmarks alignment task where two parallel aluminum bars were radially presented. Children had to move a landmark along one bar and place it at the same location as the reference landmark placed by the examiner…