Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia oral matematica" » "historia rural matematicas", "historia la matematica", "historia da matematica", "historia social matematica", "historia del matematica"
"historia y mathematica" » "historia y matematicas", "historia y matematico", "historia e matematica", "historia de mathematica"
"history y matematica" » "history y matematicas", "history y matematico", "history e matematica", "history a 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 y matematica") OR ((("historia y mathematica") OR ("historia oral matematica"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"history y matematica\") OR (((\"historia y mathematica\") OR (\"historia oral matematica\"))))*".
• Removing quotes may allow a broader search: (( history y matematica ) OR ((( historia y mathematica ) OR ( historia oral matematica ))))*.