mangoSTEEMS Universe (MSU) is an interactive English learning platform that provides a fast, effective, and enjoyable way for K-12 students to learn English. Join us now to access audio leveled books, pop music, daily missions (providing personalized tasks to enable adaptive learning and foster a sense of accomplishment), interactive games, AI English speaking, level tests, conversations, phrases, a dictionary, vocabulary records, and leaderboards. These features greatly empower English learning!