The goals of various assessment kinds differ. It is crucial to decide what needs to be measured first, and then to identify the evaluation method that effectively evaluates those objectives. There should be some prior relationship between the adult doing the assessment and the child. Ideally, the teacher serves as the assessor. 

Students should be assessed in their natural environment. The evaluation ought to consider interactions and encounters from daily life. It ought to take place in familiar environments and circumstances (like the classroom). To completely see a child’s progress, observations should be performed at a variety of children’s activities and should be continuing for a comprehensive assessment.