Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
oral mathematics » of mathematics, rural matematicas, in mathematics
con mathematica » in mathematics, en matematica
mis mathematics » in mathematics, of mathematics, pisa matematicas
historia oral » historia social, historia del
historia con » historia como, historia en, historia un
historia mis » historia es, historia ii, historia vista

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( historia con mathematica ) OR ( historia mis mathematics ))) OR ( historia oral mathematics ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( historia con mathematica ) OR ( historia mis mathematics ))) OR ( historia oral mathematics ))".
• Adding a wildcard symbol may retrieve word variants: (((( historia con mathematica ) OR ( historia mis mathematics ))) OR ( historia oral mathematics ))*.