What's an example of a task that requires knowledge of physical objects to perform?
Make mini lamp.

What's an example of a task that requires knowledge of physical objects to perform?
How do you remove melted wax, like crayons, from your upholstery?

What's an example of a task that requires knowledge of physical objects to perform?
to keep the bugs away from a camp fire

What's an example of a task that requires knowledge of physical objects to perform?
One wants to put a new twist on Valentines Day.