Every student has some goal like becoming an Engineer, Doctor, CA, IAS, Designer, Lawer, etc. The list can be quite big. For any of these, one has to take some competitive examination either for admission in some course or to qualify for job or for both. At some point in school education, one starts planning to take the required examination at later stage to pursue his goal. If someone wants to become an Engineer, he starts thinking about IIT or engineering admission tests. Similar options are available for other goals as well. Lots of effort go into finding answers to questions like where to prepare, when to prepare, how to prepare etc. Also, the focus remains on getting good marks in the school examinations while rest of the things related to learning wait for the time to come. For example, if a student studying in Grade 8 is learning "Ratio", he will learn definitions of related terms, formulas etc., solve many questions depending on the examination pattern and may try t...