Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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

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 de matematica\") OR (\"teaching in mathematical\"))) OR (\"teaching and mathematica\"))~".
• Removing quotes may allow a broader search: (((( teaching de matematica ) OR ( teaching in mathematical ))) OR ( teaching and mathematica ))~.
• Adding a wildcard symbol may retrieve word variants: (((("teaching de matematica") OR ("teaching in mathematical"))) OR ("teaching and mathematica"))*.