本樂譜包含了以下內容：
1.低音號獨奏1級
2.低音號獨奏2級
3.低音號二重奏1級
4.低音號二重奏2級
5.管樂團伴奏樂譜2級
6.鋼琴伴奏樂譜
7.管樂團伴奏音頻
8.鋼琴伴奏音頻

The structure of the piece is a concise ternary form. The development of the melody is largely based on scale, which is easy for both players and audiences. The altering between tubas in duet version reminds about the chasing of children, which brings a joyful and warm musical atmosphere. The solo and duet with Grade 1 and 2 version can be chosen depends on the level of players. It provides flexibility for the performance, increasing the learning motivation and the sense of achievement for beginners.

This sheet music includes the following：
1.Tuba Solo (Grade 1)
2.Tuba Solo (Grade 2)
3.Tuba Duet (Grade 1)
4.Tuba Duet (Grade 2)
5.Concert Band Accompaniment (Grade 2)
6.Piano Accompaniment
7.mp3 Accompaniment
8.mp3 Piano Accompaniment