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 para matematicas", "historia mis matematicas"
"historia un mathematics" » "historia in mathematics", "historia of mathematics", "historia con mathematica", "historia en mathematics", "historia con mathematics", "historia de mathematics"
"historia es mathematics" » "historia in mathematics", "historia of mathematics", "historia en matematicas", "historia en mathematics", "historia e mathematics", "historia el mathematics"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("historia un mathematics") OR ((("historia es mathematics") OR ("historia pisa matematicas"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historia un mathematics\") OR (((\"historia es mathematics\") OR (\"historia pisa matematicas\"))))".
• Removing quotes may allow a broader search: (( historia un mathematics ) OR ((( historia es mathematics ) OR ( historia pisa matematicas )))).
• Adding a wildcard symbol may retrieve word variants: (("historia un mathematics") OR ((("historia es mathematics") OR ("historia pisa matematicas"))))*.