The exclusive video for 9.11 specifically uses these classifiers. Drill them before watching:

Signing Naturally curriculum, Homework 9.11 focuses on the complex skill of Giving Directions with Perspective Shift

Many students struggle with 9:11 because they focus too much on the hands and not enough on the .

Practice describing your family or your workspace using these signs (e.g., "In my office, I have only one desk").