To have your young children minded you have different possibilities:

a registered child minder who look after your children in her home,

the collective town
crèche for children under 3,

the
crèche run by an association of parents who, in turns, look after the children with the help of a professional,

the one-day nursery, for an occasional reception of children,

the domestic employee is the most expensive possibility (the minimum wage (the SMIC) is 1098.48€ gross per month for 35 hours a week + taxes),

many high school or university students do baby-sitting at night (about 5€/hour)
For further information and all the addresses:
Rennes www.ville-rennes.fr (headings
Education -
enfance /
Les crèches /
Adresses utiles)
St Malo www.ville-st-malo.fr
Lannion www.ville-lannion.fr
Brest www.ville-brest.fr
Quimper www.ville- quimper.fr
Vannes www.ville- vannes.fr
Lorient www.ville- lorient.fr