EXTERNAL BABY-SITTER WANTED

I am looking for an external baby-sitter to spend time with my three little children (ages 4, 4 and 7) in the afternoons after school. Work hours would be Monday to Friday, from 4.00 to 6.30 approximately. 
No housework involved. Basically looking for someone to talk to them in English, taking them to the park, spend time playing with them, help them with homework and bathe them, etc...
Salary - 300eur per month. 
Please get in touch for further details.