Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia oral matematicas" » "historia rural matematicas", "historia las matematicas", "historia la matematicas", "historia del matematicas"
"historico in mathematics" » "historico en matematicas", "historico en matematica", "historico un mathematics", "historicos ii mathematics", "historico de mathematics"
"historia y matematicas" » "historia de matematicas", "historia en matematicas", "historia las matematicas"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("historico in mathematics") OR ((("historia oral matematicas") OR ("historia y matematicas"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historico in mathematics\") OR (((\"historia oral matematicas\") OR (\"historia y matematicas\"))))*".
• Removing quotes may allow a broader search: (( historico in mathematics ) OR ((( historia oral matematicas ) OR ( historia y matematicas ))))*.