Pennsylvania Department of Education
Rotational Symmetry of Polygons and Other Figures
Students explore geometry by participating in a shape rotation experiment. For 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...
Curated OER
Invertebrates
Students examine invertebrates. In this animal classification instructional activity, students discuss invertebrates and bilateral symmetry. They discuss the importance of horse shoe crabs in medical science.
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