The   language of  Music
This is a stave:
A stave has 5 lines 1 2 3 4 5
And 4 spaces 1  2  3  4
This is a treble cleff: Hello Kids!
The treble clef is on the second line: 2
We write on the stave our music with crotchets: and crotchet rests
Write crotchets and crotchet rests as a  real composer:

Stave crotchet-rest