como eras cuando eras un nino
¿cómo eras cuando eras un niño?
5 Answers
Would...
¿Cómo hacía cuando era un niño? be better?
Edit:
I misread it, I apologize.
How were you/What were you like when you were a child?
How were you as a child/kid?
How were you when you were a kid/child?
Cuando era niña tenía el pelo rubio. Ahora, no tengo mucho pelo y lo que tengo es gris.
When I was a child, I had blond hair. Now, I don't have much hair and what I do have is gray. :-(

In Spanish is ok to say ¿Cómo eras cuando eras un niño? In English make no sense, but in Spanish is correct. You can answer: Yo era muy travieso/a. Era muy tímido/a. Era muy grosero/a...