What's an example of a task that requires knowledge of physical objects to perform?
To thaw out chicken without getting salmonella poisoning,

What's an example of a task that requires knowledge of physical objects to perform?
How do you scare your sister with green army men?

What's an example of a task that requires knowledge of physical objects to perform?
tie

What's an example of a task that requires knowledge of physical objects to perform?
How to add cushion to a cattle room?