The methods and approaches used when collecting children’s music works are classroom performance method, family cooperation method and network platform method.

1. Classroom performance method: organize music performances or concerts in kindergartens or early childhood education institutions, encourage children to perform songs, instrumental music or dance performances, record the performance process and results, and collect children's musical works.

2. Family cooperation method: Through cooperation between parents and kindergartens or early childhood education institutions, parents are encouraged to produce musical works with their children, such as making music videos, recording songs, making musical instruments, etc., and collecting music from parents and children work.

3. Internet platform method: Use various music social platforms and video websites to search and collect children’s music works, such as searching for videos of children’s songs, instrumental performances, and dances on YouTube, Bilibili and other platforms. Collect and organize.