Production(s): Halas and Batchelor Cartoon Films ,
Date de sortie: 1969-01-02
One of a humorous series of films devised to explain in graphic terms the concepts of basic mathematical functions..Production(s): Halas and Batchelor Cartoon Films ,
Date de sortie: 1969-01-02
One of a humorous series of films devised to explain in graphic terms the concepts of basic mathematical functions..cast(s):