Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historias de matematicas" » "historias las matematicas", "historias la matematicas", "historias en matematicass", "historias y matematicass", "historia del matematicas"
"historia en matematica" » "historia en matematicas", "historia e matematica", "historia la matematica", "historia del matematica", "historia y matematica"
"historia de matematica" » "historia la matematica", "historia en matematicas", "historia y matematicas"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("historia en matematica") OR ((("historia de matematica") OR ("historias de matematicas"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historia en matematica\") OR (((\"historia de matematica\") OR (\"historias de matematicas\"))))*".
• Removing quotes may allow a broader search: (( historia en matematica ) OR ((( historia de matematica ) OR ( historias de matematicas ))))*.