Multilingual Language Learning This 'all levels' class is for students who are learning English as a second language. Instruction is individualized based on a student’s native language and designed to help students improve speech, grammar, vocabulary, and writing. Students should enroll in this class in advance. To set up an intake and advising appointment and CASAS assessment, please contact Program Director Raye Leonard at rleonard@aos98schools.org or call (207) 542-8170.