I think you have a perfect opportunity to wow her. 

She should be able to tell you what to do.

In the morning we need to brush our teeth. If I forget, you will tell me to brush my teeth. If you want, we can brush our teeth together. We can help each other remember. 

We are a family. We are a team. We should all help each other remember our tasks. You'll help me remember my tasks and I'll help you remember yours.