Variation (2) Students (2) Reasoning (2) Mathematics (2) Learning (2) Instructional systems--Design (2) Design (2) Knowledge and learning (2) Design (2) Students (2) établissement scolaire (1) recherche (1) méthode (1) Development (1) Computer simulation (1) Charts, diagrams, etc (1) Transfer of training (1) Research (1) Investigations (1) Graphic methods (1) Creation (1) Computer simulation (1) Mathematics (1) Research (1) Transfer (1)