Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historias de mathematics" » "historias de matematicas", "historias de matematica", "historias in mathematics", "historia de mathematics", "historia del mathematics"
"historia un mathematics" » "historia in mathematics", "historia of mathematics", "historia con mathematica", "historia en mathematics", "historia con mathematics", "historia de mathematics"
"historia y matematico" » "historia y matematicas", "historia el matematico", "historia la matematica", "historia de matematico"

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

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