Mullauna Secondary College and Old Orchard Primary School will benefit from a $5.2 million grant from the State Government. Mullauna will be able to consolidate its campus onto one site and Old Orchard Primary School to move to a larger upgraded site.Mullauna Secondary College and Old Orchard Primary School will benefit from a $5.2 million grant from the State Government.mullauna secondary college, old orchard primary school, hayward, don, pescott, roger, jaasse, kes, jobson, andrea, demorton, tracey, huynh, dattan