A shared Google Calendar family tasks system saved my sanity! Color-code events (pink for mom stuff, blue for kids, etc.), set reminders, and even add grocery lists in event descriptions. Pro tip: Create a "Family" calendar separate from personal ones to avoid clutter. For step-by-step setup, check out this guide here:
https://www.voiset.io/blog/how-to-create-a-family-schedule-in-google-calendar . Bonus: Teens can’t claim they "didn’t see" the chore list when it pings their phone!