It means "when you were young".
The answer is written "Cuando joven, fui maestra."
joven means young
As a question ¿Cuando vienes? means "When are you coming?"
"Cuando llegan" means "when they arrive". "¿Cuándo llegan?" means "when do they arrive?"
Cuando can either mean 'when' or 'since' depending on the condition of expression. An example of using cuando as 'when' is, "Cuando me llamas, te diré" (When you call me, I will tell you.) An example of using cuando as 'since' is "No sé por qué estás haciendo compras cuando no tienes dinero" (I don't know why you are shopping when/since you have no money).
"I found one of your photos of when you were a baby."
The answer is written "Cuando joven, fui maestra."
The cast of Cuando Nosotros Queramos - 2008 includes: Alberto Mazarro as Joven 2
joven means young
¿Cuando tu eras pequeño(a) cual era tu juego favorito?
joven (young person) mas joven (younger)
cuando hay clase = when class hay = there is/are cuando = when clase = class
As written "eres pareces joven" does not make sense. It literally states "you are look young." "Eres joven." = "You are young." "Pareces joven." = "You look/seem young."
As a question ¿Cuando vienes? means "When are you coming?"
When.
"Cuando tengo" translates to "when I have" in English.
"Cuando llama" in English means "When she calls."