Practical Geometry Series

6 films in this series.

Title ▲	Year	Creator	Length	Format	Sound
Polygons	1948	Knowledge Builders	13 min	16mm	sound
Properties Of Triangles	1947	Knowledge Builders	14 min	16mm	sound
Pythagorean Theorem	1948	Knowledge Builders	11 min	16mm	sound
Quadrilaterals	1946	Knowledge Builders		16mm	sound
Ratio And Proportion	1948	Knowledge Builders	15 min	16mm	sound
Similar Triangles	1946	Knowledge Builders	12 min	16mm	sound