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 en mathematics", "historia un mathematics"
"historia ii mathematics" » "historia in mathematics", "historia ii matematicas", "historia of mathematics", "historia mis mathematics", "historia de mathematics", "historia y 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 oral mathematics") OR ("historia ii mathematics"))) OR ("historia con mathematics"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"historia oral mathematics\") OR (\"historia ii mathematics\"))) OR (\"historia con mathematics\"))*".
• Removing quotes may allow a broader search: (((( historia oral mathematics ) OR ( historia ii mathematics ))) OR ( historia con mathematics ))*.