Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history en matematicas" » "history las matematicas", "historia en matematicas", "history and matematicas", "history of matematicas"
"history ii matematicas" » "history iii matematicas", "history y matematicas", "history la matematicas", "historia ii matematicas", "history of matematicas", "history a matematicas"
"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.

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