Actually this happen when we are trap in our big dream. I.e., we think that we are doing this this...like thinking about sport or education and getting achievement but in our dreams. Unfortunately this type of students neither able to get proper education nor involve in extra- curricular activities.
Solution- Ask the child for his actual dream in which he aim to make career or delighted to do any other activities which he do in his dream. talk to child with their side which he love to do eventually change the mind of that child.