BABYSITTING MORNINGS IN ENGLISH AUGUST

We are looking for someone to aupair/baby sit in English  our children (ages 5 and 7) from 10 to 13hr during August. We are looking for someone cheerful, active and who likes being outdoors. He/she will have to play in English with them, bathe in the swimmingpool, take care of them etc..also help them with the little homework they have to do. We live in Brunete, 27 km away from Madrid.