J. B. Biggs <br/><br/>
Mathematics and the conditions of learning....  A study of arithmetic in the primary school 

 - Great Britain  National foundation for educational research  1967 
 - 441p  22cm 
 - 	National Foundation for Educational Research in England and Wales.; Research reports, second ser. .
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Arithmetic<br/> Study and teaching (Primary)
<br/><br/><label>Dewey Class. No.: </label>372.7 B592m