Point 1: First and foremost is the child should understand the concept.
To make the child understand the concept, different techniques to be used, like for kinesthetic child lot of activity based learning, for audio visual child lot of visual and audio based teaching and learning.
Point 2: After understanding, the child be encouraged to use the concepts in different methologies, like
For example, A) Giving presentation
B) Peer teach : Effective way of understanding and remembering the concepts
C) Making Question papers : Each child makes a Question paper and asked to exchange and correct by making answer keys.
D) Writing with good handwriting : Keep in mind , Very important when we present our assessment!
From the gamut of techniques which I use with my children, I have mentioned few which will make the child remember the concepts and present well in the exam while writing !