investigaciones

plural of investigación

enfocan

third-person plural present indicative of enfocar

en

1. in, at, on
2. in (a time)
3. in (a language)
4. used after some verbs and translated by various prepositions in English
5. in (in various expressions)

actividades

plural of actividad

al

Contraction of a el (“at the, to the”).

interior

• Adj

  inner, interior

• Noun

de la

of the

escuela

• Noun

  1. school (an institution dedicated to teaching and learning)
  2. school (the followers of a particular doctrine)
  3. crag

• Verb