What's an example of a task that requires knowledge of physical objects to perform?
Take out old cheese from grater.

What's an example of a task that requires knowledge of physical objects to perform?
How to make Toffee-Tastic Girl Scout cookie Vanilla Ice cream at home.

What's an example of a task that requires knowledge of physical objects to perform?
Prevent onion skin mess in kitchen.

What's an example of a task that requires knowledge of physical objects to perform?
How to Care for Hamsters