English teacher for playgroup

We are looking for an English native teacher (preferably native or C1/ C2) for a playgroup holding in Móstoles. We need him or her to prepare 2 sessions a month for children from 5 to 6 years old. The aim is teaching them English trough games. Game-based learning approach. 
We pay 15 €/sesion. Every season lasts 1 hour.