The OECD stated in 2018 that language barriers are among the greatest obstacles to the successful inclusion of students with an immigrant background. Providing adequate instruction in the language of instruction at school, and offering learning experiences independent of the level of language skills is, therefore, an essential task of the 21st-century school systems. This book explores how music therapy can contribute to solving this challenge. It investigates the multicultural learning environment of an Italian elementary school that is characterised by students with multiple native languages and different levels of proficiency in the language of instruction. In some cases, students have difficulty following lessons and participating