Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"teaching and matematicas" » "teaching en matematicas", "teaching las matematicas", "teaching de matematicas"
"teaching con mathematica" » "teaching en matematica", "teaching in mathematics", "teaching in mathematica", "teaching for mathematica", "teaching to mathematica"
"teaching of matematicas" » "teaching con matematicas", "teaching de matematicas", "teaching en matematicas"

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: "((\"teaching of matematicas\") OR (((\"teaching and matematicas\") OR (\"teaching con mathematica\"))))~".
• Removing quotes may allow a broader search: (( teaching of matematicas ) OR ((( teaching and matematicas ) OR ( teaching con mathematica ))))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching of matematicas") OR ((("teaching and matematicas") OR ("teaching con mathematica"))))*.