Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia pisa matematicas" » "historia las matematicas", "historia ii matematicas", "historia iii matematicas", "historia vista matematicas", "historia mis matematicas", "historia viva matematicas"
"historia para matematicas" » "historia rural matematicas", "historia las matematicas", "historia la matematicas", "historia oral matematicas"
"history of mathematics" » "history in mathematics", "history con mathematica", "history de mathematica"

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 of mathematics\") OR (((\"historia pisa matematicas\") OR (\"historia para matematicas\"))))~".
• Removing quotes may allow a broader search: (( history of mathematics ) OR ((( historia pisa matematicas ) OR ( historia para matematicas ))))~.
• Adding a wildcard symbol may retrieve word variants: (("history of mathematics") OR ((("historia pisa matematicas") OR ("historia para matematicas"))))*.