Here are some ideas for earning the Ears badge. Some activities are designed to be done in a patrol or unit, others are designed to be done at home.
Suggestions have been split into ideas for Guides aged under 10 and Guides aged over 10, but feel free to mix and match - as long as it is a challenge for the individual girl!
Make a cup telephone – follow the instructions here.
Sit outside, close your eyes and listen for 10 natural sounds, and 10 unnatural sounds.