What's an example of a task that requires knowledge of physical objects to perform?
How to regenerate sandy dead soil into soil that holds moisture and can support a productive garden?

What's an example of a task that requires knowledge of physical objects to perform?
If you need a fire and can't find kindling

What's an example of a task that requires knowledge of physical objects to perform?
easily shred cheese without much of a mess

What's an example of a task that requires knowledge of physical objects to perform?
How can I make balls out of play doh?