No, you cannot swap or add additional items from the mandatory school/child packs for kindergarten/prep, Year 1, Year 2, Year 3-4, Year 5-6, and Year 7-8. But you can select options from the optional items. If you believe something is missing from the options, please contact your school. For more information, please contact COS customer service on 1300 792 785 or via email on parentportal@cos.net.au.