First, create an account and then add childcare facilities to your favorites. When your list of favorites is complete, click on 'start application' and follow the different steps.
The number of places in childcare facilities in Brussels are limited. That is why it's important to apply on time. Register your application, if possible, more than 7 months before you want to start in the childcare facility.
Increase your chances of finding a place in a childcare facility near you by also looking on www.kindengezin.be and www.one.be.
More info about how the places are allocated