Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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

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

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