Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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

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

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