Curated OER
Symmetry
In this symmetry worksheet, students use the alphabet to determine how many letters have a mirror plane, rotational axis, or an inversion center. Students determine the symmetry elements and the point group for different chemical...
Pennsylvania Department of Education
Rotational Symmetry of Polygons and Other Figures
Students explore geometry by participating in a shape rotation experiment. In this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...