Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"teaching the mathematica" » "teaching de mathematica", "teaching de matematica", "teaching e matematica", "teaching to mathematica", "teaching tool mathematica", "teaching and mathematica"
"teaching of mathematica" » "teaching con mathematica", "teaching de mathematica", "teaching in mathematical", "teaching and mathematica"
"teaching of mathematics" » "teaching in mathematics", "teaching con mathematica", "teaching de mathematica", "teaching and mathematics"

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