Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"teaching and matematicas" » "teaching en matematicas", "teaching y matematicas", "teaching en matematica", "teaching of matematicas"
"teaching las matematicas" » "teaching of matematicas", "teaching in matematicas", "teaching for matematicas"
"teaching de matematicas" » "teaching the matematicas", "teaching of matematicas", "teaching in matematicas"

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

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