No. According to the query of relevant information, it is cost-effective and Music Shell has built a complete set of music literacy enlightenment animation system. Music Shell is a music teaching application based on music sound recognition technology. It uses intelligent interactive teaching methods, game-based exercises, interesting animated stories, etc. to stimulate children's learning instinct, learn while playing, and help children quickly learn music theory knowledge and Instruments, complete musical enlightenment easily and happily.