Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history and matematicas" » "history en matematicas", "history las matematicas", "history y matematicas"
"historia en mathematical" » "historia in mathematical", "historia en matematicas", "historia en matematica", "historia del mathematical", "historia de mathematical", "historia y mathematical"
"history de matematicas" » "history las matematicas", "historia de matematicas", "history of matematicas", "history a matematicas"

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

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