: Encouraging rhythmic movement and coordination through instrument play.

: The paper "Translation of Onur Erol's most famous children song into English: Internationalization of a song through EFL teachers' views" examines how his music—widely recognized for its Orff Schulwerk approach —can be adapted for English as a Foreign Language (EFL) classrooms. Key Educational Themes in His Work

If you are looking for scholarly work related to this specific song and Onur Erol's methods, these two papers explore its impact on education:

: Using the "pause and play" mechanic (like hiding the maracas when a whistle blows) to improve focus and listening skills. Karamela Sepeti - Facebook

: A research paper titled "Okul Öncesi Öğretmenlerinin Kullandıkları Şarkıların Değerler Bakımından İncelenmesi" identifies "Marakası Salla" as one of the top ten songs most frequently used by preschool teachers to engage children and support developmental goals.

The "Ücretsiz" (Free) part of your query likely refers to free events or educational resources associated with his work, such as the Marakası Salla Karaoke video or free community concerts hosted by Karamela Sepeti .