Los frustrantes 4 y fascinantes 5  [DVD] / 
made by Crawley Films for the National Board of Canada. 
 - 1 DVD (22 min.) :  sonido, a color 
 - Ages and stages series. .
<br/><br/> Se cambio de formato VHS a DVD ; # de factura 30812 ; con un costo adicional de  
<br/><br/>Script, Polly Mackay-Smith ; direction, Judith Crawley ; editing, Wanda Nowakowski.  Script, Polly Mackay-Smith ; direction, Judith Crawley ; editing, Wanda Nowakowski. 
<br/><br/> Studies the behavior of four-and five-year-old children at home and at nursery school, presenting typical examples of the actions of a child at these ages. Shows the vacillation between infantile helplessness and vigorous self-assertion at four, and the development of independence and the beginnings of cooperation at five. Presents advice and encouragement to parents. 
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<br/><br/><br/>Formato DVD. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conducta infantil.<br/>Desarrollo infantil.<br/>Psicología infantil.
<br/><br/><label>Dewey Class. No.: </label>155.4  / F945 1960