Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historia oral mathematics" » "historia of mathematics", "historia rural matematicas", "historia in mathematics", "historia del mathematics"
"historia con mathematics" » "historia con mathematica", "historia in mathematics", "historia con matematicas", "historia como mathematics", "historia un mathematics", "historia de mathematics"
"historia en mathematics" » "historia in mathematics", "historia en matematicas", "historia en matematica", "historia del mathematics", "historia de mathematics", "historia y mathematics"

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: "((((\"historia con mathematics\") OR (\"historia en mathematics\"))) OR (\"historia oral mathematics\"))~".
• Removing quotes may allow a broader search: (((( historia con mathematics ) OR ( historia en mathematics ))) OR ( historia oral mathematics ))~.
• Adding a wildcard symbol may retrieve word variants: (((("historia con mathematics") OR ("historia en mathematics"))) OR ("historia oral mathematics"))*.