play time with kids

Play time with kids
i have two girls, age 5 and 4.
they know english and want a girl to came twice a week to play with them.
it could be tuesdays and thursday 17.30 to 19h.
they are nice and kind, i want them to improve and practice their english.
we live in Puerta de Hierro, we have two bus stop at our door, good comunications.