Once you have Conceptual Understanding in the topics, you also need to practise the topics to strengthen the concepts. You may forget the concepts if you do not have enough practice. Practise more on higher order thinking questions to check your understanding of the concepts.

Some higher order thinking questions are too complex and there are too many steps for the solution. Therefore Procedural Skill is the one to help you in solving these questions in a simplest way and in a shortest time. You need to strengthen your Procedural Skills so that you can work on higher order thinking questions.