provides information on which areas school programs are deficient, catalyzing policies to be made.
             In order to remove biases and limit errors, an assessment should abide to several principles. First, conducting an assessment of any form must be for benefit the child or to improve the quality of his education. Second, a formal assessment should be valid, reliable, and fair. It should not be done with a bias against the child. Third, it should be age and language-appropriate. An exam should neither be too easy nor too hard for a certain age group. Likewise, exams should be presented in a way that a child from any ethnic background can answer them. In the classroom setting, a teacher makes use of several methods to assess the academic performance of a child. A portfolio is a compilation of a child's works collected over time. This may include written work, artwork, pictures, and models, and other materials. This portfolio must reflect the child's progress and learning. Second, a checklist helps a teacher assess a student based on his behaviors, skills, and abilities. Items on the checklist can vary, depending on the area the teacher wants to assess. Other methods include rating scales, anecdotal and planning records, interviews, and sampling, to name a few.
             Screening procedures are kinds of assessment tools that give a broad picture of children's ability and knowledge, as well as their physical and emotional status. Conducting a screening procedure can reveal conditions that may necessitate referral to other agencies or other tests. A health screening, for example, may reveal conditions such as developmental delays that may require further assessment from a pediatrician. Examples of these are the Brigance K and 1 Screen and DIAL-3. Brigance K and 1 Screen tests kindergarten children based on color recognition, vocabulary, co
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