Achievement and ability testsįor children, academic achievement, ability, and intelligence tests may be used as tools in school placement, in determining the presence of a learning disability or a developmental delay, in identifying giftedness, or in tracking intellectual development. Psychological tests are used to assess a variety of mental abilities and attributes, including cognitive skills, motivation, personality traits, and neurological functioning. Psychological tests are written, visual, or verbal evaluations administered to assess the cognitive and emotional functioning of children and adults.