What's an example of a task that requires knowledge of physical objects to perform?
how do you find the contact us link on mturk?

What's an example of a task that requires knowledge of physical objects to perform?
To prevent a child from making purchases on a cell phone,

What's an example of a task that requires knowledge of physical objects to perform?
To toast bread,

What's an example of a task that requires knowledge of physical objects to perform?
how do you get free throws in basketball?