What's an example of a task that requires knowledge of physical objects to perform?
How to fold paper without a ruler?

What's an example of a task that requires knowledge of physical objects to perform?
Prevent fraying of stuffed animals when washing.

What's an example of a task that requires knowledge of physical objects to perform?
To get a suntanned look without damaging your skin,

What's an example of a task that requires knowledge of physical objects to perform?
Once you have applied frosting to your window, what should be your next step?