Campbell, Irene. <br/><br/>
Children and mathematics. 

 - [London] :  B.B.C. Publications,  1966. 
<br/><br/> Notes to accompany a series of television programmes produced by the B.B.C. in association with the Nuffield Foundation Mathematics Teaching Project. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics -- Study and teaching (Elementary) -- Audio-visual aids.--Mathematics -- Study and teaching (Elementary) -- Audio-visual aids.--Mathematics -- Study and teaching (Elementary) -- Audio-visual aids.<br/>Television in education.