While there are many circumstances in which it's best to enrol two siblings in separate child care centres, here are two situations in which it would probably be better to put them in the same centre. 1. You're concerned about the younger child being picked on If you think that when your younger child starts going to this facility, there's a chance that they could end up being picked on. If this is the case, it might be wise to enrol their older sibling in the childcare centre you've selected for them.