Many teachers show films in their classes to supplement scientific concepts. In addition to learning from the content of the film, significant mathematical ideas may be found by observing the motions of the projector itself.
Iowa Science Teachers Journal
© Copyright 1983 by the Iowa Academy of Science
Duncan, David and Litwiller, Bonnie
"Films, Fractions, Ratios and Reels,"
Iowa Science Teachers Journal: Vol. 20
, Article 10.
Available at: https://scholarworks.uni.edu/istj/vol20/iss1/10