Previous research indicates that young children, as young as preschoolers, spontaneously draw dihedral and cyclic symmetries in their representations of the natural world. This is an intriguing find because at this age children have barely had their first contact with formal geometry and, therefore, one would not expect to find a use of symmetries…

This study examines the conceptual understanding of the mechanisms of rainwater among elementary educational level children by means of two different experimental procedures: a semi-open questionnaire and drawings. The sample study comes from four different schools located in The Basque Autonomous Community (Spain) and is comprised of 124 children…