First Aid App for Your Mobile Phone. Free. Save a Life.
https://www.redcross.org.uk/first-aid/first-aid-apps#appIf everyone put this app on their mobile phone, more people would know what to do in an emergency.
Your students might have suitable phones.
Or they might encourage their parents or grandparents to download it.
Having this app on a phone could save someone's life.
For children, parents, and teachers. In fact anybody.