What's an example of a task that requires knowledge of physical objects to perform?
How do you make a good white russian?

What's an example of a task that requires knowledge of physical objects to perform?
How can you make a suncatcher?

What's an example of a task that requires knowledge of physical objects to perform?
How do I get a stain out of a white shirt?

What's an example of a task that requires knowledge of physical objects to perform?
How To Make Creamy Mac N Cheese