Flexible, part time minder for 4 older kids

Family of 4 children ( aged 8, 10 and 13 yr old twins) are looking for a flexible childminder in the Bishopstown area. Needed at a minimum Monday to Friday 2-6pm , need flexibility for full-time when the primary school children are on school holidays ( e.g. midterm, school days easter etc.) Need someone who can drive to do pick up and drop to activities etc. Paid holidays. Would increase hours for someone interested in housekeeping role.