Hello Aspirant

Concept based learning is driven by big ideas rather than subject or topic specific information, also application based problem solving refers to application of theoretical knowledge into practical life.

As you are a 8th class student, it's High time for you to adapt these skills as it's the future of learning in India as per new education policy.

In adaptation of these, you teachers will be helping you, also from your side you should also do some efforts to learn it.

Instead of learning a topic, try to understand it's it's roots, understand it from basics so that you can answer every question related to that topic. Build up conceptual knowledge and it'll help you to solve application based problem because once it's basics are clear to you, you can fit yourself in the situation of problem and think about the positive answers to the problem.

Also try to read articles in newspapers, it'll help you to build up a fast reading and fast understanding skills

Hope this information would be helpful for you.

All the best for your bright future ahead.