Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia oral mathematics" » "historia of mathematics", "historia rural matematicas", "historia in mathematics", "historia del mathematics"
"historia con mathematica" » "historia en matematica", "historia in mathematics", "historia como mathematica", "historia en mathematica", "historia un mathematica"
"historia y mathematics" » "historia in mathematics", "historia of mathematics", "historia y matematicas", "historia de mathematics"

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 y mathematics"))) OR ("historia oral mathematics"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"historia con mathematica\") OR (\"historia y mathematics\"))) OR (\"historia oral mathematics\"))".
• Removing quotes may allow a broader search: (((( historia con mathematica ) OR ( historia y mathematics ))) OR ( historia oral mathematics )).
• Adding a wildcard symbol may retrieve word variants: (((("historia con mathematica") OR ("historia y mathematics"))) OR ("historia oral mathematics"))*.