Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history en matematicas" » "history de matematicas", "history las matematicas", "historia en matematicas", "history and matematicas", "history of matematicas"
"history y matematicass" » "history y matematicas", "history y matematica", "history 1 matematicas", "history a matematicass", "historia y matematicass", "history of matematicass"
"historia la matematica" » "historia las matematicas", "historia de matematicas", "historia y matematicas", "historia de matematica", "historia y matematica", "historia en matematica"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("historia la matematica") OR ((("history en matematicas") OR ("history y matematicass"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historia la matematica\") OR (((\"history en matematicas\") OR (\"history y matematicass\"))))".
• Removing quotes may allow a broader search: (( historia la matematica ) OR ((( history en matematicas ) OR ( history y matematicass )))).
• Adding a wildcard symbol may retrieve word variants: (("historia la matematica") OR ((("history en matematicas") OR ("history y matematicass"))))*.