Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"teaching de mathematica" » "teaching de matematicas", "teaching da matematica", "teaching de marematica", "teaching the mathematica", "teaching of mathematica", "teaching in mathematica"
"teaching de matematica" » "teaching de matematicas", "teaching la matematica", "teaching en matematicas", "teaching den matematica", "teaching dy matematica", "teaching dde matematicas", "teaching the matematica", "teaching of matematica", "teaching in matematica"
"teaching e matematica" » "teaching en matematica", "teaching y matematica", "teaching de matematicas", "teaching the matematica", "teaching of matematica", "teaching in matematica"

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 mathematica") OR ((("teaching e matematica") OR ("teaching de matematica"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching de mathematica\") OR (((\"teaching e matematica\") OR (\"teaching de matematica\"))))".
• Removing quotes may allow a broader search: (( teaching de mathematica ) OR ((( teaching e matematica ) OR ( teaching de matematica )))).
• Adding a wildcard symbol may retrieve word variants: (("teaching de mathematica") OR ((("teaching e matematica") OR ("teaching de matematica"))))*.