Modern Learning Aids; A Brief Course in Mathematics for Elementary School Teachers; Lesson XXIV: Ratio, Rate, Percent
Instructor Stewart Moredock (Sacramento State College) gives a lesson on teaching elementary school mathematics. Topics include: patterns for division on rational numbers, using the number line to check solutions for division problems, reciprocals. Color picture, sound. Eastman Kodak edge code reads "plus plus," which correlates to 1968. Production title: Ratio Rate, Percent. Print No: 112. Number on can: 1100Film is suffering from vinegar syndrome causing the film images to turn pink.
School Mathematics Study Group (producer)
School Mathematics Study Group Records
Moredock, Stewart (lecturer)
Abad, Jack (assistant)
W.A. Palmer Films, Inc. (live camera recording)
The National Science Foundation (financial support)