Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"history con matematicas" » "history en matematicas", "history con mathematica", "history cocina matematicas", "historia con matematicas", "history of matematicas"
"historias de matematicas" » "historias las matematicas", "historia de matematicas", "historia del matematicas"
"historia y matematica" » "historia y matematicas", "historia y matematico", "historia la matematica", "historia de 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 con matematicas") OR ((("historia y matematica") OR ("historias de matematicas"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"history con matematicas\") OR (((\"historia y matematica\") OR (\"historias de matematicas\"))))".
• Removing quotes may allow a broader search: (( history con matematicas ) OR ((( historia y matematica ) OR ( historias de matematicas )))).
• Adding a wildcard symbol may retrieve word variants: (("history con matematicas") OR ((("historia y matematica") OR ("historias de matematicas"))))*.