Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history and matematicas" » "history en matematicas", "history de matematicas", "history y matematicas"
"historia con matematicas" » "historia en matematicas", "historia con mathematica", "historia cocina matematicas", "historia como matematicas", "historia de matematicas"
"historia las matematicas" » "historia la matematicas", "historia da matematicas", "historia es 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 and matematicas\") OR (((\"historia con matematicas\") OR (\"historia las matematicas\"))))~".
• Removing quotes may allow a broader search: (( history and matematicas ) OR ((( historia con matematicas ) OR ( historia las matematicas ))))~.
• Adding a wildcard symbol may retrieve word variants: (("history and matematicas") OR ((("historia con matematicas") OR ("historia las matematicas"))))*.