Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history dde matematicas" » "history de matematicas", "history desde matematicas", "history idep matematicas", "history ddde matematicas", "history dden matematicas", "history ddy matematicas"
"history a matematico" » "history y matematico", "history la matematica", "history el matematico", "history and matematico", "history of matematico"
"history e matematica" » "history de matematica", "history en matematica", "history y 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 dde matematicas") OR ("history a matematico"))) OR ("history e matematica"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"history dde matematicas\") OR (\"history a matematico\"))) OR (\"history e matematica\"))*".
• Removing quotes may allow a broader search: (((( history dde matematicas ) OR ( history a matematico ))) OR ( history e matematica ))*.