What's an example of a task that requires knowledge of physical objects to perform?
To soften a spring roll, you can

What's an example of a task that requires knowledge of physical objects to perform?
How to make DIY sandbox.

What's an example of a task that requires knowledge of physical objects to perform?
To make your dangerous girlfriend or boyfriend want to stop seeing you without making them mad.

What's an example of a task that requires knowledge of physical objects to perform?
How to make the boots for your batman costume?