This test measures knowledge and skills that are necessary for assisting in the instruction of students. The test measures the academic content areas of mathematics, reading, and grammar. The mathematics portion measures basic skills in operations with whole numbers, fractions, decimals, and percentages. The reading portion requires the candidate to read short passages and demonstrate comprehension of the material. The grammar portion requires the candidate to identify and correct grammatical, punctuation, and capitalization errors, and choose the wording that most effectively expresses the idea of a sentence.