Principles Of Ionization (1960)
Shows the properties of different solvents, including their electrical conductivity or lack of it. Shows how they affect the boiling
Simple Machines – Pulleys (1954)
Two painters on a scaffold suspended by pulleys are able to raise their own weight and the heavy scaffold, too.
AV Geeks 16mm Lunch 2-8-23
We’ve figured out a way to show you 16mm films in a brightly lit room! Join us and see how!
Story Of Weight And Measure (1954)
Traces the history of man’s knowledge of measuring and explains how this knowledge has resulted in standard measures for length,
Synthesis Of A Compound (1960)
Explains how to determine the simplest formula of cuprous sulfide by experimentally finding the weight ratio in which copper and
Sulfur And Hydrogen Sulfide (1960)
Shows the preparation of amorphous sulfur and hydrogen sulfide, and discusses the physical and chemical properties of each. Discusses the
The Butterfly – Life Cycle Of An Insect (1955)
Complete life cycle of the monarch butterfly as an example of scaly winged insects is explained, as well as its
The Holy Roman Empire (1961)
Describes how an enormous section of Western Europe was united under the idea of a single Christian government. Costumed re-enactments
The Human Body – Muscular System
Describes the three types of muscles, their action and functions. Discusses proper care of the body. We digitized and uploaded this
The Human Body – Nutrition And Metabolism (1962)
Distinguishes between basal metabolic and active metabolism and expresses the energy requirements of metabolism in units of calories. Discusses how
Geography Of The Middle Atlantic States (1953)
Explores the geography of the Middle Atlantic states in the United States. The region is made up of New York,
Geography Of Your Community (1954)
A boy studies the geography of his community. He discovers the relationships between industries and geography, farmlands and residential areas,