Instructor Stewart Moredock (Sacramento State College) gives a lesson on teaching elementary school mathematics. Topics include: a review of points, lines and planes, and introduction to various curves, and a discussion of polygons, angles and the relationship between the two. Black and white picture with sound. Eastman Kodak edge code reads "circle, triangle," which correlates to 1968. Production Title: Polygons and Angles.

Instructor Stewart Moredock (Sacramento State College) gives a lesson on teaching elementary school mathematics. Topics include: a review of points, lines and planes, and introduction to various curves, and a discussion of polygons, angles and the relationship between the two. Black and white picture with sound. Eastman Kodak edge code reads "circle, triangle," which correlates to 1968. Production Title: Polygons and Angles.