“…A digital alternative, such as, for example, an app with images and guided feedback, might usefully supplement an analogue first aid learning resource. Such an application would need to be tested with children and follow the principles of user-centred design, as argued, and prototyped by Wulandari, Effendy, and Wisudiawan (2018), who tested a first aid training app with ten 10 to 12-year-olds in Indonesia.…”