Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history de matematicas" » "history las matematicas", "history la matematicas", "history en matematicass", "history y matematicass", "history den matematicas", "history dy matematicas", "history den matematicass", "historia de matematicas", "history of matematicas", "history a matematicas"
"history de matematica" » "history la matematica", "history en matematicas", "history y matematicas", "history den matematica", "history dy matematica", "history den matematicas", "historia de matematica", "history of matematica", "history a matematica"
"history e matematica" » "history en matematica", "history y matematica", "history en matematicas", "history a matematica", "historia e 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 de matematicas") OR ((("history e matematica") OR ("history de matematica"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"history de matematicas\") OR (((\"history e matematica\") OR (\"history de matematica\"))))*".
• Removing quotes may allow a broader search: (( history de matematicas ) OR ((( history e matematica ) OR ( history de matematica ))))*.