Some requirements for a fourth grade reading test are increased vocabulary through synonyms, antonyms and root words, and the ability to self-correct, summarize and ask questions. A fourth grader can also identify main ideas, make inferences and organize the sequence of events.
Additional skills expected of a fourth grader are the ability to form opinions, compare and contrast, and understand cause and effect relationships. He has the ability to differentiate fact from fiction. When reading a story, a fourth grader has the reading comprehension skills to react to the story, answer questions about it, and provide alternate endings, depending on the scenario.