NATIVE ENGLISH PERSON

Native english person required to teach english by playing with two children (4 and 2 years old) in MADRID (Méndez Alvaro Street, near Atocha) 
3-4 hours / week, mother will be at home with them. We are looking for a person who can play with the children at home or in the garden so that they can ear real english accent. Previous experience is not required.
Salary negotiable