What's an example of a task that requires knowledge of physical objects to perform?
how do you erase chalk from the sidewalk?

What's an example of a task that requires knowledge of physical objects to perform?
To connect two lengths of PVC pipe together, you can

What's an example of a task that requires knowledge of physical objects to perform?
What should I use to fold a dollar bill into a paper heart?

What's an example of a task that requires knowledge of physical objects to perform?
How can I buff finger prints off stainless steel appliances?