Depending on how young the girl is you would be more informal with her.
You address her with "du" and say "Hallo" instead of "Guten Tag".
check your answer
Not normally
Since in German young and boy have nearly the same meaning, you can just say "Junge" and already someone would know that it's a young boy with saying young.
guten Tag - good day hallo - hello
A handshake and Guten Tag.
India Boyd is a native and German girl that was born in Toledo Ohio she is very smart and not the average young girl you will meet
Guten Morgen (meaning good morning)
The Diary of a Young Girl describes German soldiers negatively, as oppressors who were responsible for the persecution of Jews during the Holocaust. Anne Frank's diary reveals her fear and hatred towards the German soldiers who enforced the discriminatory laws and committed atrocities against her community.
, Elie is beaten by Idek the Kapo and a young French girl comes to his aid and tells him to keep his anger and hatred for another day.
"I have noticed an imperceptible change in your attitude, however I would hope to find a smile on your dial next time you greet me," the teacher commented to the young girl.
Girl is "Mädchen" in German
The word for high is the same in German. High