In primary school music class, interaction is very important, which can stimulate students' interest and participation. The following are some interactive methods suitable for primary school music classes:

1. Chorus: Let students sing songs together in groups or in the whole class, which can increase teamwork and collective honor.

2. Gesture game: By teaching simple gestures, let students perform according to the rhythm of music and enhance their feelings and understanding of music.

3. Rhythmic percussion: Use simple percussion instruments, such as tambourines and bells, to let students strike according to the rhythm of music and cultivate their musical perception and coordination ability.

4. Dance performance: Teach simple dance movements, let students perform with music, and increase their expression and creativity in music.

5. Role-playing: Let students play different roles, such as musicians, singers, conductors, etc., and understand and feel music through role-playing.

6. Music creation: Encourage students to create music, which can be writing lyrics, creating melodies or arranging music, so as to cultivate their creativity and expressive ability.

7. Music games: design some interesting music games, such as guessing song titles and music solitaire, to increase students' interest and participation in music.

8. Audio-visual appreciation: Play some classic music works or music videos, so that students can feel the beauty of music by watching and listening.

Through the above interactive methods, students can participate more actively in music classes and improve their learning interest and learning effect. At the same time, these interactive methods can also cultivate students' musical literacy and comprehensive ability.