Nanny/tutor in Cuzco/Bernabeu area

Hi, 
We are looking for a tutor/nanny to pick up our kids at school (6 and 4 years old), take to the park and do 30 min reading/homework. We live in plaza de Cuzco and school is in the Bernabeu area. It would be from 17 to 18.30 on Tuesday, Wednesday and Thursday. We preffer English native speaker but are open to Spanish also. tel: 659551226