Memory is short and we tend to forget some of the concepts and definitions if not revised for a longer period. To help you quickly recall the concepts and key formula(e), in all our doubt clearance, the concepts are highlighted in blue colour. If you are not able to recall any concept or key formula, immediately you get panicky and think of revising complete chapter which consumes a lot of your valuable time. The fact is that you need to revise only that concept on selective basis.
If using a laptop or a desktop, you just need to carry mouse over that concept, and in the first stage the definition of that concept with key formula shows up in a pop up on the screen, helping you recall and refresh the concept. If you need to study deeper, just click on ‘read more’ at the bottom of the popup and you can pull out the complete study note of that concept with illustrations.
If you are using a mobile device or a tablet, just tap on that concept to pull out the study note of that concept.
This helps you to increase your pace of learning and practice.