A mastery may pertain-to readings.Logical formLearned from3 sentences. A mastery may pertain-to a poet.Logical formLearned from3 sentences. (Student progress) can be toward mastery of (science concepts).Logical formLearned from3 sentences. Struggle can be for mastery.Logical formLearned from3 sentences. Mastery may contain information.Logical formLearned from3 sentences. Mastery can be in areas.Logical formLearned from3 sentences. A mastery may pertain-to a function.Logical formLearned from3 sentences. Students may demonstrate a mastery of a function with a calculator.Logical formLearned from3 sentences. Mastery can be over a country.Logical formLearned from3 sentences. Materials may require levels of mastery.Logical formLearned from3 sentences. A mastery may pertain-to a class.Logical formLearned from3 sentences. Emphasis may be given to developping mastery of design.Logical formLearned from3 sentences. Battles can be for a mastery of colonies.Logical formLearned from3 sentences. A mastery can be constituted-of-or-filled-with details.Logical formLearned from3 sentences. A mastery may pertain-to a canvas.Logical formLearned from3 sentences.