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", "history e matematicas", "history la matematicas", "history el matematicos", "historia en matematicas", "history and matematicas", "history of matematicas"
"history el matematicos" » "history el matematico", "history de matematicas", "history y matematicas", "historia el matematicos", "history of matematicos", "history a matematicos"
"history en matematica" » "history e matematica", "history la matematica", "history el matematico", "historia en matematica", "history and matematica", "history of matematica"

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

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